Sixteenth census of the United States, 1940. a comparison of the 1930 and the 1940 census occupation and industry classifications and statistics : a comparable series of occupation statistics, 1870 to 1930, and a social-economic grouping of the labor force, 1910 to 1940 / Population. Comparative occupation statistics for the United States, 1870 to 1940 :

Bibliographic Details
Uniform Title:Census of the United States (1940).
Corporate Author: United States. Bureau of the Census
Other Authors: Edwards, Alba M., 1872-1947
Format: Government Document Book
Language:English
Published: Washington : U.S. G.P.O., 1943.
Subjects: