License, verbatimUS-PD
The New York Public Library states no known U.S. copyright for this item. Pinax admits it as US-PD only because the work predates 1900, making public domain near-certain worldwide; status outside the U.S. is not asserted and reuse elsewhere is the user's responsibility. Credit: From The New York Public Library.
Population of the United States, from 1790 to 1870; Population of the Principal Cities of the United States, having a population of over 25,000 in 1870; Population of the Dominion of Canada, from the Official census of 1871; Population of the Globe. 1790 (from title). The New York Public Library.