A study of a change from one shift of 9 hours to two shifts of 6 hours each,
Best, Ethel L.
A study of a change from one shift of 9 hours to two shifts of 6 hours each, by Ethel L. Best. - Washington, U.S. Govt. print. off., 1934. - v, 14 p. 23 cm. - Bulletin (United States. Women's Bureau) no. 116 .
At head of title: U.S. Department of labor. Fransis Perkins, secretary. Woman's bureau. Mary Anderson, director.
l 34000025
Hours of labor.
Women--Employment.
Fatigue.
HD6093 / .A35 no. 116
A study of a change from one shift of 9 hours to two shifts of 6 hours each, by Ethel L. Best. - Washington, U.S. Govt. print. off., 1934. - v, 14 p. 23 cm. - Bulletin (United States. Women's Bureau) no. 116 .
At head of title: U.S. Department of labor. Fransis Perkins, secretary. Woman's bureau. Mary Anderson, director.
l 34000025
Hours of labor.
Women--Employment.
Fatigue.
HD6093 / .A35 no. 116