Cover image for Population density by counties of the United States: 1970.
Population density by counties of the United States: 1970.
Title:
Population density by counties of the United States: 1970.
Author:
United States. Bureau of the Census. Geographic Planning Staff.
Publication Information:
Washington : U.S. Govt. Print. Off., 1970.
Physical Description:
color map ; 66 x 99 cm.
General Note:
"Albers equal area projection: standard parallels 29 1/2⁰ and 45 1/2⁰."

Includes insets of Hawaii and Alaska.
Language:
English
Geographic Term: