1970 census of population.
Series: U.S. census of population (1970). Final report pc(1)-A -- 40
Publisher: U.S. Dept. of Commerce, Bureau of the Census
Published: 1971
Place of publication: Washington, DC
Language: eng
Number of pages: 69
Subjects: Pennsylvania -- Population -- Statistics.; Pennsylvania -- Census, 1970.
Genres: Statistics.; Census, 1970.
Notes: 1