Cover image for Code of lighting: factories, mills and other work places.
Code of lighting: factories, mills and other work places.
Title:
Code of lighting: factories, mills and other work places.
Author:
Illuminating Engineering Society.
Publication Information:
Washington : U.S. Govt. Print. Off., 1931.
Physical Description:
vi, 22 pages : plates. ; 24 cm.
General Note:
At head of title: United States Department of Labor. W.N. Doak, secretary. Bureau of Labor Statistics. Ethelbert Stewart, commissioner.
Language:
English
Subject Term:
Format :
Book