On hitherto unrecognized wave-lengths
By: by S.P. Langley ; with plates I to IV
Publisher: American Journal of Science
Published: 1886
Place of publication: New Haven
Language: eng
Number of pages: 106
Subjects: Optical Physics; Spectrum analysis; Infrared spectra
Notes: Caption title.

Detached from American journal of science, 3rd ser., v. 32, no. 188, August, 1886.

Includes bibliographical references.