Indirect illumination
Subtitle: wide angle distribution of diffusion by ceiling reflection
By: Guth
Publisher: The Company
Published: 1937
Place of publication: St. Louis
Language: eng
Number of pages: 12
Subjects: Catalogs; Electric light fixtures; Commercial buildings; Lighting; Edwin F. Guth Company
Notes: Title from cover.

"A.I.A. FILE 31 F 23."

"Catalog No. 28."

Date based on internal evidence on p. [2] of cover.