Diffraction theory of half-tone
By: by Arthur Fruwirth [and] J. S. Mertle; an exhaustive survey of the principles of half-tone photography.
Contributors: Mertle, J. S. 1899- joint author.
Publisher: International Photo-Engravers' Union of N. A.
Published: 1936
Place of publication: [St. Louis?]
Language: eng
Number of pages: 129
Subjects: Photoengraving -- Halftone process; Diffraction
Notes: Cover title.
"The contents of the present work appeared in serial form in ... the American photo-engraver ... January, 1935, to May, 1936."--Foreword.