Population
Subtitle: series P-10
Published: 1940
Language: eng
Notes: No. 20 Racial composition of the urban and rural population of the U.S., by regions, divisions, and States: 1940.

No. 21. Age, color, and sex composition of the population in urban places classified by size and in rural area, for the U.S., by regions: 1940.

All other preliminary releases in this series were incorporated in final vols. of the census.