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Immigration to the U.S. 1820 - 2015 by country of origin
Click the image to go to the interactive version of this infographic
Background information (tertiary sources)
Where each state's largest immigration population was born
Click the image to see the animated graphic
Books: A number of books are on a cart in the library including Historical Statistics of the United States which has historical immigration data.
Newspaper databases: Read about the immigrant experience and the reaction to immigrants in newspapers from your time period.