# Journal of the Optical Society of America/Volume 30

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Author Index to Volume 30
References with (A) are to abstracts of papers presented at meetings of the Optical Society of America; (T) designates title only; (L) designates Letters to the Editor; (O) designates Optics in the Classroom; (R) designates Research Notes.
* Adams, E. W. (see Barnes, B. T.)—269(A)
* Adams, Elliot Q. Viewing angle of reflectometry—656(A)
* —— X-Z planes in the 1931 ICI system of colorimetry—657(A)
* Allen, A. J. and R. G. Franklin. Hydrogen arc for absorption spectroscopy—91(A)
* Ames, A., Jr. and Kenneth N. Ogle. Ophthalmic lens testing instrument—652(A)
* Bacher, R. F. (see Tomboulian, D. H.)—92(A)
* Barnes, B. T., E. Q. Adams and W. E. Forsythe. Total emissivity of various materials—269(A)
* Barnes, R. Bowling.' Symposium on optical methods for the study of molecular structure. Band structure method—265(T)
* Bartberger, C. L. (see Nathanson, J. B.)—92(A)
* Bausch, Carl L. Necrology: Carl F. Lomb—317
* Beese, N. C. (see Marden, J. W.)—184
* Benford, Frank.' Computation of transmission factors of ultraviolet radiation through water—133
* —— Illumination from extended sources computed by the theory of the integrating sphere—33
* —— Use of Ulbricht sphere theory in the computation of illumination—89(A)
* Bentley, Edward P. (see Harrison, George R.)—290
* Beutler, H. and N. Metropolis. High power tungsten light source—115
* Blanch, G. (see Lowan, A. N.)—70, 269(A)
* Bowen, I. S. and L. T. Clark. Hypersensitization and reciprocity failure of photographic plates—508
* Brice, Brooks A. United States color standards for rosin—152
* Briggs, H. B. Supersonic cell fluorometer—653(A)
* Bubb, Frank W. Complete photoelastic instrument—297
* Cartwright, C. Hawley. Producing low reflecting glass—654(T)
* —— Treatment of camera lenses with low reflecting films—110
* Cartwright, Randle (see Tuttle, Clifton) —348
* Clark, L. T. (see Bowen, I. S.)—508
* Cleveland, E. L. (see Ramsay, B. P.)—439
* Davis, Francis J. Dispersion of magnetic double refraction in the short infra-red spectrum—488
* Davis, Myrl N. Use of instruments: in uncoated paper—273(A)
* DeJuhasz, K. J. Resumé of “On the geometry of optical indicators’’—506(R)
* Detwiler, S. R. Comparative anatomical studies of the eye with especial reference to the photoreceptors—42, 90(T)
* Dibble, Barry (see Strong, John)—431
* Duntley, S. Q. Importance of optically clean absorption cells in the determination of the concentration of dye solutions—656(A)
* —— and Arthur C. Hardy. Experimental determination of the faithfulness of a three-color reproduction—271(A)
* Dwight, C. Harrison. Nomogram on the Huygens ocular—140(R)
* Estey, Roger S. Duboscq colorimeter which reads results directly—90(A)
* —— New polarimeter using sheet polarizing elements—658(A)
* Evans, Charles H. Intensity-scale monochromatic sensitometer—118
* —— (see Webb, J. H.)—445
* Fanter, W. R. (see Michaelson, J. L.)—656(A)
* Foote, Paul D. Necrology: Jonas Bernard Nathanson—318
* Foote, William J. Use of instruments: in coated paper—274(A)
* Forsythe, W. E. (see Barnes, B. T.)—269(A)
* Frank, Adele. Necrology: Edward Elway Free—317
* Franklin, R. G. (see Allen, A. J.)—91(A)
* Fry, Glenn A. Factors contributing to the discrepancy between subjective and skiascopic determinations of the refraction of the eye—652(A)
* Gardner, William A. Photographic analysis of some unexplored visual phenomena—653(A)
* Gartlein, C. W. Apparatus for investigation of the aurora borealis—88(A)
* Gibson, Kasson S. Approximate spectral energy distribution of skylight—88(A)
* —— Luminosity methods and results—90(T)
* —— Message to the society—1
* —— Spectral luminosity factors—51
* —— Survey of instruments—spectrophotometers—272(A)
* —— 'and Dorothy Nickerson. Analysis of the Munsell color system based on measurements made in 1919 and 1926—591
* Glancy, A. E. New type of wide aperture ratio telescope objective—572(L)
* Glenn, James J. and James T. Killian. Trichromatic analysis of the Munsell Book of Color—609
* Gliddon, Gordon H. Aniseikonia—142
* —— and Kenneth N. Ogle. Aniseikonia—90(T)
* Godlove, I. H. Application to dyes of the ISCC method of specification of filters—271(A)
* —— Change of color with change of particle size—658(A)
* —— Extreme case of the performance of the eye versus that of the spectrophotometer—656(A)
* —— Some problems and methods of dyestuffs automatic spectrophotometry—89(A)
* Graeper, W. W. Quality control in the manufacture of optical instruments—twenty-five years’ progress—654(T)
* Graham, Robert. Variable focus lens and its uses—560
* Granville, Walter C. (see Nickerson, Dorothy)—159
* Griesheimer, R. N. Use of instruments: in beater furnish—273(A)
* Guilford, J. P. There is system in color preferences—455 ​
* Hardy, Arthur C. Automatic telescope control—654(A)
* —— Minutes of the fifteenth meeting of the directors of the O. S. A.—267
* —— Minutes of the sixteenth meeting of the Board of Directors of the O. S. A—650
* —— Proceedings of the New York meeting of the O. S. A.—265
* —— Proceedings of the twenty-fifth annual meeting of the O. S. A.—646
* —— (see Duntley, S. Q.)—271(A)
* —— (see Tyler, John E.)—90(A), 587
* Harris, Louis and Jack Adolphus Kyger. Uninterrupted measurements with a rotating sector—505(R)
* —— and Alvin C. Scholp. Response of sputtered thermocouples to interrupted radiation—519
* Harrison, George R. Editorial comment—41, 141, 183, 229, 321, 367, 461, 507, 573
* —— and Edward P. Bentley. Improved high speed recording spectrophotometer—290
* —— and Julius P. Molnar. Photoelectric measurement of scale marks and spectrum lines—343
* —— “Time to stump the experts’”—275
* Harrison, T. R. and Wm. H. Wannamaker. Improved radiation pyrometer—655(A)
* Hartline, H. K. Nerve messages in the fibers of the visual pathway—90(T), 239
* Hatch, R. S. Use of instruments: in pulp—273(A)
* Hayes, Hammond Vinton (see Smith, Philip N.)—332
* Hecht, Selig. Necrology: Harold Mestre—317
* —— (see Pirenne, Maurice Henri)—270(A)
* Herman, Robert C. Note on the measurement of pupillary diameters—316(R)
* Herzberger, M. Normal systems with two caustic lines—307
* Hitchcock, William J. (see Molnar, Julius P.)—523
* Holway, A. H. and M. J. Zigler. Komplextheorie of visual sensation—270(A)
* Homer, Howard J. (see Jones, Frank L.)—654(A)
* Horsfall, R. Bruce, Jr. Measurement of numerical aperture—655(A)
* Houskeeper, William G. Separation negatives for color photography—365(L)
* Huggins, Maurice L. Density of silicate glasses as a function of composition—420
* —— Dispersion of silicate glasses as a function of composition—514
* —— Refractive index of silicate glasses as a function of composition—495
* —— Refractive indices of liquid aliphatic organic compounds—652(A)
* Hunter, Richard S. Applications and accuracy of three-filter photoelectric colorimetry—272(A)
* —— Multipurpose photoelectric reflectometer—536
* —— Sources of error in operation of the multipurpose reflectometer—89(A)
* Ives, Herbert E. Doppler effect from moving mirrors—255
* —— Quarter century of optics reviewed—654(T)
* —— and G. R. Stilwell. Interference phenomena with a moving medium—653(A)
* Jobe, F. W. Necrology: Arthur F. Dittmer—319
* Jones, Frank L. and Howard J. Homer. Chemical methods for increasing the transparency of glass surfaces—654(A)
* Jones, Loyd A. and C. N. Nelson. Study of various sensitometric criteria of negative film speeds—93
* Judd, Deane B. Foreword: Munsell color system—574
* —— Hue saturation and lightness of surface colors with chromatic illumination—2; Erratum, 296
* —— and L. C. Lewis. Introduction. Dialogue between Mr. Papermaker and Mr. Meter—272(A)
* Kerr, G. P. (see Taylor, A. H.)—88(A)
* Killian, James T. (see Glenn, J. J.)—609
* Koch, Walter. Simple method for determining chromatic aberration for photomicrographic purposes—564
* Koppius, O. T. (see Ramsay, B. P.)—439
* Kyger, Jack Adolphus (see Harris, Louis) —505(R)
* Land, Edwin H. Vectographs: Images in terms of vectorial inequality and their application in three-dimensional representation—230
* Lee, O. Ivan. (see Northup, M. Allen) —206
* Leverenz, H. W. Optimum efficiency conditions for white luminescent screens in kinescopes—309
* Lewis, L. C. (see Judd, D. B.)—272(A)
* Little, E. M. (see Shallenberger, G. D.)—168
* Longyear, William L. Science visits the artist—274(A)
* Lowan, A. N. and G. Bianch. Tables of Planck’s radiation and photon functions—70, 269(A)
* Luckiesh, Matthew and Frank K. Moss. Supra-threshold realm of seeing—90(T)
* —— and Frank K. Moss. Supra-threshold visibility—62
* Lucks, C. F. (see Russell, H.W.)—248
* —— and H. W. Russell. Fluorescent mercury-vapor lamp as a light source for a single-point check on optical pyrometers—163
* Lucy, Frank Allen. Exact and approximate computation of Schmidt cameras. I. Classical arrangement—251
* MacAdam, David L. Noticeability of color difference in daylight—657(A)
* Macht, David I. Clinical blood pharmacology after treatment with x-rays—270(A)
* MacPherson, H. G. Carbon arc as a radiation standard—189
* Marden, J. W., N. C. Beese and George Meister. Operating temperatures of vapor lamps—184
* Marshall, J. K. (see Smith, H. D.)—338
* Maxwell, Louis R. Symposium on optical methods for study of molecular structure. II. Electronic diffraction method—265(T), 374
* Mees, C. E. K. Recent development in photography—654(T)
* Meister, George (see Marden, J. W.)—184
* Metropolis, N. (see Beutler, H.)—115
* Michaelson, J. L. and W. R. Fanter. Calibration data on General Electric recording spectrophotometer—656(A)
* Molnar, Julius P. (see Harrison, George R.)—343
* —— and William J. Hitchcock. Zeeman effect in the rhodium arc spectrum at high fields—523
* Monk, George S. Some observations on low reflection evaporated fluoride coatings—571(L) ​
* Moon, Parry. On interreflections—195
* Moore, George E. and Harold W. Webb. Use of step weakeners in photographic photometry—413
* Morrison, C. A. Contrast meter for photographic papers—299
* Moss, Frank K. (see Luckiesh, Matthew)—62, 90(T)
* Murphy, George M. Symposium on optical methods for study of molecular structure: III. Raman spectra method—265(T), 396
* Nathanson, J. B. and C. L. Bartberger. Optical properties of semitransparent sputtered films determined by interference of light—92(A)
* Nelson, C. N. (see Jones, Loyd A.)—93
* Neuberger, H. H. Subjective phenomenon of vision in polarized light—258(R)
* Newhall, Sidney M. Preliminary report of the O.S. A. subcommittee on the spacing of the Munsell colors—617
* —— Warmth and coolness of colors—271(A)
* Nickerson, Dorothy. History of the Munsell color system and its scientific application—575
* —— (see Gibson, K. S.)—591
* —— and Walter C. Granville. Hue sensibility to dominant wave-length change and the relation between saturation and colorimetric purity—159
* Nix, Foster C. and Arnold W. Treptow. Thallous sulphide photo-e.m.f. cell—91(A)
* Northup, M. Allen and O. Ivan Lee. Experiments on the thermoluminescence of some common and unusual minerals—206
* O’Brien, Brian. Necrology: John Stewart Campbell—319
* —— Optical device for rapid placement of an aircraft on a line between two distant points—269(A)
* —— Recent researches in color vision—90(T)
* Ogle, Kenneth N. Induced size effect—145
* —— (see Ames, A., Jr.)—652(A)
* —— (see Gliddon, Gordon H.)—90(T)
* Osborn, Robert H. Thermal conductivities of tungsten and molybdenum at incandescent temperatures—269(A)
* Ott, H. G. Effect of distortion in aerial mapping by the multiple projection method—90(A)
* Perkins, T. B. Production color analysis of kinescope screens—295
* Perrin, Fred. Tables and charts of Fresnel reflection—565(L)
* Pfund, A. H. Refractive index of matter in cylindrical form—410
* Pineo, Orrin W. Residual photometric errors in the commercial recording spectrophotometer—276
* Pirenne, Maurice Henri and Selig Hecht. Spectral sensibility of the long-eared owl—270(A)
* Ramsey, B. P. (see Schroeder, J. H.)—355
* ——, O. T. Koppius and E. L. Cleveland. Prism and the theory of optical resolution—439
* Rogers, F. T., Jr. On the use of oiled photographic emulsions—316(R)
* Russell, H. W. (see Lucks, C. F.)—163
* ——, C. F. Lucks and L. G. Turnbull. New two-color optical pyrometer—248
* Sanderson, J. A. Metallic reflection by compressed crystalline powders—566
* ——Transmission of infra-red light by fog—405
* Schneider, Edwin G. Estimate of the absorption of air in the extreme ultraviolet—128
* Scholp, Alvin C. (see Harris, Louis) —519
* Schroeder, J. H. and B. P. Ramsay. Optical properties of the grating interferometer—355
* Shallenberger, G. D. and E. M. Little. Visibility through haze and smoke, and a visibility meter—168
* Silvertooth, Wilbur. Modification of the Hindle test for cassegrain secondaries—140(R)
* Sinclair, David. Discussion of ‘‘A complete photoelastic instrument”—567(L)
* —— Interferometer method of plane stress analysis—511
* Sleater, W. W. Necrology: Harold D. Judd—318
* Sloane, Louise L. Size of pupil as a variable factor in measurements of the threshold. Experimental study of Stiles-Crawford phenomenon—271(A)
* Smith, H. D. and J. K. Marshall. Method for obtaining long optical paths—338
* Smith, Philip N. and Hammond Vinton Hayes. Transmission of infra-red radiation through fog—332
* Spencer, Roy C. Properties of the witch of Agnesi—application to fitting the shapes of spectral lines—415
* Steinhardt, Lawrence R. Cathode-ray oscillograph as a means of demonstrating elliptically polarized light—226(O)
* Stewart, Harold. Regulation of tungsten and mercury lamps—652(A)
* Stilwell, G. R. (see Ives, Herbert E.)—653(A)
* Stockbarger, Donald C. Apparatus for experiment on absorption of light by sodium vapor—362(O)
* —— Experiment on Wien’s energy distribution law and optical pyrometry—224(O)
* Strong, John and Barry Dibble. Investigation of thin evaporated silver films on glass—431
* Sturkey, L. Fabry-Perot interferometers in a parallel arrangement—351
* Sweet, M. H. Photoelectric color temperature meter for incandescent lamps—568
* Taylor, A. H. Lighting for the detection of small colordifferences—272(A)
* —— and G. P. Kerr. Spectral distribution of energy in daylight—88(A)
* Tomboulian, D. H. and R. F. Bacher. Hyperfine structure deviations in Sb$^{121}$ and Sb$^{123}$—92(A)
* Tousey, Richard. Optical properties of evaporated and of burnished vitreous quartz in the extreme ultraviolet—655(A)
* Treptow, Arnold W. (see Nix, Foster C.)—91(A)
* Tuckerman, L. B. Annual report of the secretary of the O. S. A. for the calendar year 1939—259
* —— Minutes of the fourteenth meeting of the directors of the O. S. A.—86
* —— Proceedings of the twenty-fourth annual meeting of the O. S. A.—82
* Turnbull, L. G. (see Russell, H. W.)—248
* Turner, A. Francis. Changes in lens characteristics with temperature—654(A) ​
* Tuttle, Clifton and Randle Cartwright. Method for the measurement of flatness of polished surfaces—348
* Tyler, John E. and Arthur C. Hardy. Analysis of the original Munsell color system—90(A), 587
* Utterback, C. L. and Raymond E. Wilson. Submarine illumination in photometric units—136
* Van den Akker, J. A. Survey of instruments—abridged spectrophotometers—272(A)
* Van Lear, G. A., Jr. Reflectors used in highway signs and warning signals. Parts I, II and I1I—462
* Wald, George. Chemistry of visual systems—90(T)
* Wannamaker, Wm. H. (see Harrison, T. R.)—655(A)
* Warren, B. E. Symposium on optical methods for study of molecular structure: I. X-ray diffraction method—265(T), 369
* Webb, Harold W. (see Moore, George E.)—413
* Webb, J. H. and C. H. Evans. Experiments to test the rebromination theory of photographic solarization—445
* Wick, Frances G. Triboluminescence of sugar—302
* —— Triboluminescence of sugar and of ice—91(A)
* Wilson, Raymond E. (see Utterback, C. L.)—136
* Worthing, A. G. Doctor August Herman Pfund, Ives Medalist for 1939—177
* —— Total hemispherical emissivities by a parallel plate method—91(A)
* Wurzburg, F. L., Jr. Color reproduction fundamentals—274(A)
* Yule, J. A. C. Theory of subtractive color photography. III. Four-color processes and the black printer—322
* Zigler, M. J. (see Holway, A. H.)—270(A)
Analytic Subject Index to Volume 30
References with (A) are to abstracts of papers presented at meetings of the Optical Society of America; (L) designates Letters to the Editor; (O) designates Optics in the Classroom; (R) designates Research Notes.

## Absorption, including absorption spectra

    Apparatus for experiment on absorption of light by sodium vapor, D. C. Stockbarger—362(O)
    Application to dyes of the ISCC method of specification of filters, I. H. Godlove—271(A)
    Calibration data on General Electric recording spectrophotometer, J. L. Michaelson and W. R. Fanter—656(A)
    Estimate of the absorption of air in the extreme ultraviolet, Edwin G. Schneider—128
    Hydrogen arc for absorption spectroscopy, A. J. Allen and R. G. Franklin—91(A)
    Importance of optically clean absorption cells in the determination of the concentration of dye solutions, S. Q. Duntley—656(A)
    Improved high speed recording spectrophotometer, George R. Harrison and Edward P. Bentley—290
    Method for obtaining long optical paths, H. D. Smith and J. K. Marshall—338
    Optical properties of evaporated and of burnished vitreous quartz in the extreme ultraviolet, Richard Tousey—655(A)
    Photoelectric measurement of scale marks and spectrum lines, George R. Harrison and Julius P. Molnar—343
    Residual photometric errors in the commercial recording spectrophotometer, Orrin W. Pineo—276
    Survey of instruments—abridged spectrophotometers, J. A. Van den Akker—272(A)
    Survey of instruments—spectrophotometers, K. S. Gibson—272(A)

## Announcements

    Pan-American congress of ophthalmology—247

## Color and colorimetry

    Analysis of the Munsell color system based on measurements made in 1919 and 1926, K. S. Gibson and Dorothy Nickerson—591
    Analysis of the original Munsell color system, John E. Tyler and Arthur C. Hardy—90(A), 587
    Application to dyes of the ISCC method of specification of filters, I. H. Godlove—271(A)
    Applications and accuracy of three-filter photoelectric colorimetry, Richard S. Hunter—272(A)
    Change of color with change of particle size, I. H. Godlove—658(A)
    Color reproduction fundamentals, F. L. Wurzburg, Jr.—274(A)
    Dialogue between Mr. Papermaker and Mr. Meter, D. B. Judd and L. C. Lewis—272(A)
    Duboscq colorimeter which reads results directly, Roger S. Estey—90(A)
    Erratum: Hue, saturation, and lightness of surface colors with chromatic illumination, Deane B. Judd—296
    Experimental determination of the faithfulness of a three-color reproduction, S. Q. Duntley and A. C. Hardy—271(A)
    Foreword: The Munsell color system, D. B. Judd—574
    Highlights of color reproduction history—274(A)
    History of the development of the Munsell color system, Dorothy Nickerson—575
    Hue saturation and lightness of surface colors with chromatic illumination, Deane B. Judd—2
    Hue sensibility to dominant wave-length change and the relation between saturation and colorimetric purity, Dorothy Nickerson and Walter C. Granville—159
    Importance of optically clean absorption cells in the determination of the concentration of dye solutions, S. Q. Duntley—656(A)
    Lighting for the detection of small color-differences, A. H. Taylor—272(A)
    Noticeability of color difference in daylight, David L. MacAdam—657(A)
    Preliminary report of the OSA subcommittee on the spacing of the Munsell colors, Sidney Newhall—617
    Production color analysis of kinescope screens, T. B. Perkins—295 ​
    Science visits the artist, William L. Longyear—274(A)
    Some problems and methods of dyestuffs automatic spectrophotometry, I. H. Godlove—89(A):Spectral luminosity factors, K. S. Gibson—51
    Survey of instruments in use in the pulp and paper industry—273(A)
    Theory of subtractive color photography, J. A.C. Yule—322
    There is system in color preferences, J. P. Guilford—455
    Trichromatic analysis of the Munsell Book of Color, J. J. Glenn and J. T. Killian—609
    United States color standards for rosin, Brooks A. Brice—152
    Use of instruments: in beater furnish, R. N. Griesheimer—273(A); in coated paper, William J. Foote—274(A); in pulp, R. S. Hatch—273(A); in uncoated paper, M. N. Davis—273(A)
    Warmth and coolness of colors, S. M. Newhall—271(A)
    X—Z planes in the 1931 ICI system of colorimetry, Elliot Q. Adams—657(A)

## Color temperature

    Experiment on Wien’s energy distribution law and optical pyrometry, Donald C. Stockbarger—224(O)

## Diffraction

    Molecular structure—electronic diffraction method, Louis R. Maxwell—265(T), 374; x-ray diffraction method, B. E. Warren—265(T), 369

## Dispersion (see also Geometrical optics)

    Dispersion of magnetic double refraction in the short infra-red spectrum, Francis J. Davis—488

## Editorial comment

    A message to the society, K. S. Gibson—1
    An enlarged journal of extended scope—507
    Cooperation among color experts—573
    Dr. Richtmyer—41
    Opportunities for research—367
    Optical contributions to national defense—321
    Optics for skeptics—461
    Quarter-century celebration—183
    Research and publication—229
    The new optics, Thanks where due—141
    “Time to stump the experts’ —275

## Electron optics

    Molecular structure—electronic diffraction method, Louis R. Maxwell—265(T), 374

## Emissivity

    Total emissivity of various materials, B. T. Barnes, E. Q. Adams, and W. E. Forsythe—269(A)
    Total hemispherical emissivities by a parallel plate method, A. G. Worthing—91(A)

## Eye

    Comparative anatomical studies of the eye with especial reference to the photoreceptors, S. R. Detweiler—42, 90(T)
    Note on the measurement of pupillary diameters, Robert C. Herman—316(R)
    Size of pupil as a variable factor in measurements of the threshold. An experimental study of the Stiles-Crawford phenomenon, Louise L. Sloan—271(A)
    Spectral sensibility of the long-eared owl, Maurice Henri Pirenne and Selig Hecht—270(A)

## Films

    Investigation of thin evaporated silver films on glass, John Strong and Barry Dibble—431
    Optical properties of semitransparent sputtered films determined by interference of light, J. B. Nathanson and C. L. Bartberger—92(A)

## Glass

    Chemical methods for increasing the transparency of glass surfaces, Frank L. Jones and Howard J. Homer—654(A)
    Density of silicate glasses as a function of composition, Maurice L. Huggins—420
    Refractive index of silicate glasses as a function of composition, Maurice L. Huggins—495

## Illumination

    Approximate spectral energy distribution of skylight, K. S. Gibson—88(A)
    Illumination from extended sources computed by the theory of the integrating sphere, Frank Benford—33
    Spectral distribution of energy in daylight, A. H. Taylor and G. P. Kerr—88(A)
    Submarine illumination in photometric units, C. L. Utterback and R. E. Wilson—136
    Use of Ulbricht sphere theory in the computation of illumination, Frank Benford—89(A)

## Interferometers

    Fabry-Perot interferometers in a parallel arrangement, L. Sturkey—351
    Hyperfine structure deviations in Sb$^{121}$ and Sb$^{123}$, D. H. Tomboulian and R. F. Bacher—92(A)
    Interference phenomena with a moving medium, Herbert E. Ives and G. R. Stilwell—653(A)
    Interferometer method of plane stress analysis, David Sinclair—511
    Optical properties of the grating interferometer, J. H. Schroeder and B. P. Ramsay—355

## Lenses and mirrors

    Automatic telescope control, Arthur C. Hardy—654(A)
    Changes in lens characteristics with temperature, A. Francis Turner—654(A)
    Chemical methods for increasing the transparency of glass surfaces, Frank L. Jones and H. J. Homer—654(A)
    Laminated sun glass lenses—331
    Method for the measurement of flatness of polished surfaces, Clifton Tuttle and Randle Cartwright—348
    Modification of the Hindle test for cassegrain secondaries, Wilbur Silvertooth—140(R)
    New type of wide aperture ratio telescope objective, A. E. Glancy—572(L)
    Nomogram on the Huygens ocular, C. Harrison Dwight—140(R)
    Simple method for determining chromatic aberration for photomicrographic purposes, Walter Koch—564
    Treatment of camera lenses with low reflecting films, C. Hawley Cartwright—110
    Variable focus lens and its uses, Robert Graham—560 ​

## Light sources, properties and measurements

    Apparatus for investigation of the aurora borealis, C. W. Gartlein—88(A)
    Approximate spectral energy distribution of skylight, K. S. Gibson—88(A)
    Carbon arc as a radiation standard, H. G.MacPherson—189
    Fluorescent mercury-vapor lamp as a light source for a single-point check on optical pyrometers, C. F. Lucks and H. W. Russell—163
    High power tungsten light source, H. Beutler and N. Metropolis—115
    Hydrogen arc for absorption spectroscopy, A. J. Allen and R. G. Franklin—91(A)
    Illumination from extended sources computed by the theory of the integrating sphere, Frank Benford—33
    New Polaroid study lamp—460
    Operating temperatures of vapor lamps, J. W. Marden, N. C. Beese and George Meister—184
    Regulation of tungsten and mercury lamps, Harold Stewart—652(A)
    Thermal conductivities of tungsten and molybdenum at incandescent temperatures, Robert H. Osborn—269(A)
    Total emissivity of various materials, B. T. Barnes, E, Q. Adams, and W. E. Forsythe—269(A)
    Total hemispherical emissivities by a parallel plate method, A. G. Worthing—91(A)

## Luminescence

    Apparatus for investigation of the aurora borealis, C. W. Gartlein—88(A)
    Experiments on the thermoluminescence of some common and unusual minerals, M. Allen Northup and O. Ivan Lee—206
    Optimum efficiency conditions for white luminescent screens in kinescopes, H. W. Leverenz—309
    Production color analysis of kinescope screens, T. B. Perkins—295
    Supersonic cell fluorometer, H. B. Briggs—653(A)
    Triboluminescence of sugar, Frances G. Wick—302
    Triboluminescence of sugar and of ice, Frances G. Wick—91(A)

## Molecular structure

    Electronic diffraction method, Louis R. Maxwell—265(T), 374
    Raman spectra method, George M. Murphy—265(T), 396
    Symposium on optical methods for study of molecular structure—369
    X-ray diffraction method, B. E. Warren—265(T), 369

## Necrology

    Campbell, John Stuart—319
    Dittmer, Arthur F.—319
    Free, Edward Elway—317
    Judd, Harold D.—318
    Lomb, Carl F.—317
    Mestre, Harold—317
    Nathanson, Jonas Bernard—318

## Optical Society of America

    Abstracts of papers presented before popular session of Inter-Society Color Council—274
    Abstracts of papers presented before the technical session on spectrophotometry in the pulp and paper industry of the Inter-Society Color Council—272
    Annual dinner and first award of the Adolph Lomb medal—648
    Annual report of the secretary for the calendar year 1939—259
    Annual report of the treasurer for the fiscal year 1939—261
    Author index to abstracts of New York meeting—274
    Author index to abstracts of twenty-fourth annual meeting—92
    Committee on placement service of the American Institute of Physics—87
    Continuation of additional support to the American Institute of Physics—87
    Election of officers—86, 315
    Financial status of the society—87
    Invited papers on optics of vision presented at twentyfourth annual meeting—90
    Ives medalist for 1939—Dr. August Herman Pfund, A. G. Worthing—177
    Joint meeting with the American Physical Society and the Inter-Society Color Council, New York, February 21-24, 1940—265
    Joint symposium on optical methods for the study of molecular structure—265
    Membership—86
    Minutes of the fifteenth meeting of the directors of the Optical Society of America, New York, February 22, 1940—267
    Minutes of the fourteenth meeting of the directors of the Optical Society of America, Lake Placid Club, New York, October 12, 1939—86
    Minutes of the sixteenth meeting of the board of directors of the Optical Society of America, Hotel Sagamore, Rochester, New York, October 2, 1940—650
    Organization of student branch—87
    Proceedings of the twenty-fifth annual meeting of the Optical Society of America, Rochester, New York, October 3-5, 1940—646
    Proceedings of the twenty-fourth annual meeting of the Optical Society of America, Lake Placid Club, New York, October 12-14, 1939—82
    Report of the editor of publications—263
    Titles and abstracts of contributed papers presented at the New York meeting, February 21, 1940—269
    Titles and abstracts of contributed papers presented at the twenty-fourth annual meeting—88

## Optical testing

    Method for the measurement of flatness of polished surfaces, Clifton Tuttle and Randle Cartwright—348

## Optics, general

    Dispersion of silicate glasses as a function of composition, Maurice L. Huggins—514
    Doppler effect from moving mirrors, Herbert E. Ives—255
    Geometry of optical indicators, K. J. DeJuhasz—506(R)
    Optical device for rapid placement of an aircraft on a line between two distant points, Brian O’Brien—269(A) ​
    Prism and the theory of optical resolution, B. P. Ramsay, O. T. Koppius and E. L. Cleveland—439

## Optics, geometrical

    Measurement of numerical aperture, R. Bruce Horsfall, Jr.—655(A)
    Modification of the Hindle test for cassegrain secondaries, Wilbur Silvertooth—140(R)
    Nomogram on the Huygens ocular, C. Harrison Dwight—140(R)
    Normal systems with two caustic lines, M. Herzberger—307

## Optics, physical

    Prism and the theory of optical resolution, B. P. Ramsay, O. T. Koppius and E. L. Cleveland—439

## Photoelasticity

    Complete photoelastic instrument, Frank W. Bubb—297
    Discussion of “a complete photoelastic instrument,” David Sinclair—567(L)

## Photoelectric phenomena

    Applications and accuracy of three-filter photoelectric colorimetry, Richard S. Hunter—272(A)
    Multipurpose photoelectric reflectometer, Richard S. Hunter—536
    Photoelectric color temperature meter for incandescent lamps, M. H. Sweet—568
    Photoelectric measurement of scale marks and spectrum lines, G. R. Harrison and J. P. Molnar—343
    Thallous sulphide photo-e.m.f. cell, Foster C. Nix and Arnold W. Treptow—91(A)

## Photography, including cameras

    Contrast meter for photographic papers, C. A. Morrison—299
    Effect of distortion in aerial mapping by the multiple projection method, H. G. Ott—90(A)
    Exact and approximate computation of Schmidt cameras. I. The classical arrangement, Frank Allen Lucy—251
    Experimental determination of the faithfulness of a three-color reproduction, S. Q. Duntley and A. C. Hardy—271(A)
    Experiments to test the rebromination theory of photographic solarization, J. H. Webb and C. H. Evans—445
    Hypersensitization and reciprocity failure of photographic plates, I. S. Bowen and L. T. Clark—508
    Photographic analysis of some unexplored visual phenomena, William A. Gardner—653(A)
    Separation negatives for color photography, William G. Houskeeper—365(L)
    Study of various sensitometric criteria of negative film speeds, Loyd A. Jones and C. N. Nelson—93
    Theory of subtractive color photography, J. A. C. Yule—322
    Use of oiled photographic emulsions, F. T. Rogers, Jr.—316(R)

## Photometry

    Improved high speed recording spectrophotometer, G. R. Harrison and E. P. Bentley—290
    Residual photometric errors in the commercial recording spectrophotometer, Orrin W. Pineo—276
    Uninterrupted measurements with a rotating sector, Louis Harris and Jack A. Kyger—505(R)
    Use of step weakeners in photographic photometry, G. E. Moore and H. W. Webb—413

## Polarization

    Cathode-ray oscillograph as a means of demonstrating elliptically polarized light, Lawrence R. Steinhardt—226(O)
    Interferometer method of plane stress analysis, David Sinclair—511
    New polarimeter using sheet polarizing elements, Roger S. Estey—658(A)
    Subjective phenomenon of vision in polarized light, H. H. Neuberger—258(R)
    Vectographs: Images in terms of vectorial inequality and their application in three-dimensional representation, E. H. Land—230

## Pyrometry

    Carbon arc as a radiation standard, H.G. MacPherson—189
    Experiment on Wien’s energy distribution law and optical pyrometry, Donald C. Stockbarger—224(O)
    Fluorescent mercury-vapor lamp as a light source for a single-point check on optical pyrometers, C. F. Lucks and H. W. Russell—163
    Improved radiation pyrometer, T. R. Harrison and Wm. H. Wannamaker—655(A)
    New two-color optical pyrometer, H. W. Russell, C. F.Lucks and L. G. Turnbull—248
    Tables of Planck’s radiation and photon functions, A. N. Lowan and G. Blanch—70, 269(A)
    Radiation, general, including thermal; radiometry Carbon arc as a radiation standard, H. G. MacPherson—189
    High power tungsten light source, H. Beutler and N. Metropolis—115
    Improved radiation pyrometer, T. R. Harrison and Wm. H. Wannamaker—655(A)
    Operating temperatures of vapor lamps, J. W. Marden, N. C. Beese and George Meister—184
    Photoelectric color temperature meter for incandescentlamps, M. H. Sweet—568
    Response of sputtered thermocouples to interrupted radiation, Louis Harris and A. C. Scholp—519
    Tables of Planck’s radiation and photon functions, A. N. Lowan and G. Blanch—70, 269(A)

## Reflection

    Metallic reflection by compressed crystalline powders, J. A. Sanderson—566
    Multipurpose photoelectric reflectometer, Richard S. Hunter—536
    On interreflections, Parry Moon—195
    Reflectors used in highway signs and warning signals, G. A. Van Lear, Jr.—462
    Sources of error in operation of the multipurpose reflectometer, Richard S. Hunter—89(A)
    Treatment of camera lenses with low reflecting films, C. Hawley Cartwright—110
    Viewing angle of reflectometry, Elliot Q. Adams—656(A) ​

## Reflectivity

    Some observations on low reflection evaporated fluoride coatings, George S. Monk—571(L)
    Tables and charts of Fresnel reflections, Fred Perrin—565(L)

## Refraction

    Dispersion of magnetic double refraction in the short infra-red spectrum, Francis J. Davis—488
    Refractive index of matter in cylindrical form, A. H. Pfund—410
    Refractive index of silicate glasses as a function of composition, Maurice L. Huggins—495
    Refractive indices of liquid aliphatic organic compounds, Maurice L. Huggins—652(A)
    Some problems and methods of dyestuffs automatic spectrophotometry, I. H. Godlove—89(A)

## Scattering of light

    Transmission of infra-red light by fog, J. A. Sanderson—405
Transmission of infra-red radiation through fog, Philip N. Smith and Hammond V. Hayes—332

## Sensitometry

    Intensity-scale monochromatic sensitometer, Charles H.Evans—118
    Study of various sensitometric criteria of negative film speeds, Loyd A. Jones and C. N. Nelson—93

## Spectroscopy; spectrometry; spectrophotometry

    Apparatus for experiment on absorption of light by sodium vapor, Donald C. Stockbarger—362(O)
    Application to dyes of the ISCC method of specification of filters, I. H. Godlove—271(A)
    Calibration data on General Electric recording spectrophotometer, J. L. Michaelson and W. R. Fanter—656(A)
    Eighth summer conference on applied spectroscopy at the Massachusetts Institute of Technology—257
    Estimate of the absorption of air in the extreme ultraviolet, Edwin G. Schneider—128
    Extreme case of the performance of the eye versus that of the spectrophotometer, I. H. Godlove—656(A)
    Hydrogen arc for absorption spectroscopy, A. J. Allen and R. G. Franklin—91(A)
    Hyperfine structure deviations in Sb$^{121}$ and Sb$^{123}$, D. H.
    Tomboulian and R. F. Bacher—92(A)
    Improved high speed recording spectrophotometer, George R. Harrison and Edward P. Bentley—290
    Method for obtaining long optical paths, H. D. Smith and J. K. Marshall—338
    Molecular structure—Raman spectra method, George M. Murphy—265(T), 396
    Photoelectric measurement of scale marks and spectrum lines, G. R. Harrison and J. P. Molnar—343
    Production color analysis of kinescope screens, T. B. Perkins—295
    Properties of the witch of Agnesi—application to fitting the shapes of spectral lines, R. C. Spencer—415
    Residual photometric errors in the commercial recording spectrophotometer, Orrin W. Pineo—276
    Some problems and methods of dyestuffs automaticspectrophotometry, I. H. Godlove—89(A)
    Spectral luminosity factors, K. S. Gibson—51
    Survey of instruments-abridged spectrophotometers, J. A. Van den Akker—272(A)
    Survey of instruments in use in the pulp and paper industry—273(A)
    Survey of instruments—spectrophotometers, K. S. Gibson—272(A)
    Use of instruments: in beater furnish, R. N. Griesheimer—1273(A); in coated paper, W. J. Foote—274(A); in pulp, R. S. Hatch—273(A); in uncoated paper, M. N. Davis—273(A)
    Zeeman effect in the rhodium arc spectrum at high fields, J. P. Molnar and W. J. Hitchcock—523

## Television

    Optimum efficiency conditions for white luminescent screens in kinescopes, H. W. Leverenz—309
    Production color analysis of kinescope screens, T. B. Perkins—295

## Transmission

    Chemical methods for increasing the transparency of glass surfaces, Frank L. Jones and Howard J. Homer—654(A)
    Computation of transmission factors of ultraviglet radiation through water, Frank Benford—133
    Estimate of the absorption of air in the extreme ultraviolet, E. G. Schneider—128
    Optical properties of evaporated and of burnished vitreous quartz in the extreme ultraviolet, Richard Tousey—655(A)
    Transmission of infra-red light by fog, J. A. Sanderson—405
    Transmission of infra-red radiation through fog, P. N. Smith and H. V. Hayes—332

## Vision; visibility, visual phenomena

    Aniseikonia, Gordon H. Gliddon—142
    Comparative anatomical studies of the eye with especial reference to the photoreceptors, S. R. Detwiler—42
    Extreme case of the performance of the eye versus that of the spectrophotometer, I. H. Godlove—656(A)
    Factors contributing to the discrepancy between subjective and skiascopic determinations of the refraction of the eye, Glenn A. Fry—652(A)
    Induced size effect, Kenneth N. Ogle—145
    Komplextheorie of visual sensation, A. H. Holway and M. J. Zigler—270(A)
    Nerve messages in the fibers of the visual pathway, H. K. Hartline—239
    Note on the measurement of pupillary diameters, R. C. Herman—316(R)
    Ophthalmic lens testing instrument, A. Ames, Jr., and K. N. Ogle—652(A)
    Photographic analysis of some unexplored visual phenomena, William A. Gardner—653(A)
    Size of pupil as a variable factor in measurements of the threshold. An experimental study of the Stiles-Crawford phenomenon. Louise L. Sloan—271(A)
    Spectral luminosity factors, K. S. Gibson—51
    Subjective phenomenon of vision in polarized light, H. H. Neuberger—258(R)
    Supra-threshold visibility, Matthew Luckiesh and Frank K. Moss—62
    Visibility through haze and smoke, and a visibility meter, G. D. Shallenberger and E. M. Little—168

## X-rays

    Clinical blood pharmacology after treatment with x-rays, David I. Macht—270(A)
This work is in the public domain in the United States because it was legally published within the United States (or the United Nations Headquarters in New York subject to Section 7 of the United States Headquarters Agreement) between 1929 and 1977 (inclusive) without a copyright notice.
This work may be in the public domain in countries and areas with longer native copyright terms that apply the rule of the shorter term to foreign works.
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