Studies of the effects of long working hours
By: By Max D. Kossoris.
Series: U.S. Bureau of Labor Statistics. Bulletin no. 791, 791-A
Publisher: U.S. Govt. Print. Off.
Published: 1944
Place of publication: [Washington
Language: eng
Subjects: Hours of labor.; Industrial efficiency.
Notes: At head of title: United States Dept. of Labor, Frances Perkins, Secretary. Bureau of Labor Statistics, Isador Lubin, Commissioner (on leave) A.F. Hinrichs, Acting Commmissioner.
Appears also in part in the Monthly labor review.