Illumination design data for industrial and commercial interiors
By: by Ward Harrison and C.E. Weitz
Contributors: Weitz, C. E. (Charles Earl), 1895-
Series: General Electric Co. National Lamp Works. Engineering Dept. Bulletin -- 41D
Publisher: General Electric Co. National Lamp Works
Published: 1927
Place of publication: Cleveland
Language: eng
Number of pages: 36
Subjects: Electric lighting