Description
Item Description:At head of title: United States Department of Labor, Frances Perkins, Secretary. Bureau of Labor Statistics, Isador Lubin, Commissioner (on leave), A.F. Hinrichs, Acting Commissioner, in cooperation with Work Projects Administration.
"Official project 107-2-00-52"--Cover, volumes 2, 3, 4.
Physical Description:1 online resource (9 volumes) : illustrations.