Classified index of occupations and industries 1950 census of population.

Bibliographische Detailangaben
Körperschaft:	U.S. Bureau of the Census
Format:	Buch
Sprache:	English
Veröffentlicht:	Washington U.S. Govt. Print. Off. 1950.
Schlagworte:	Occupations. United States > Occupations.