Example: biology
Population Totals
Found 2 free book(s)Historical Census Statistics on Population Totals by Race ...
www.census.govThis working paper presents decennial census data on population totals by race (1790-1990) and by Hispanic origin (1970-1990) for the United States, regions, divisions, and states. Disclaimer This working paper presents the results of research undertaken by Census Bureau staff on historical data from the decennial census of population.
I. POPULATION IN THE COLONIAL AND CONTINENTAL …
www.census.govPOPULATION OF CITIES-CHANGES IN URBAN POPULATION 1710 TO 1900. Enumerations of population, more or less accurate, ... cases fragmentary; often totals only are given, and in some instances the results of the same enumeration are reported …