Clark, Victor S.
History of manufactures in the United States
Carnegie Institution of Washington, 1949
 Buku Teks SO
Hawthorne, Julian
The History of the United States from 1492 to 1910; Vol. I-Vol. III
P.F. Collier & Son, 1975
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Alden, John Richard
A History of the United States
American Book Company, 1960
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Myers, Gustavus
History of bigotry in the United States
Random House, 1943
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Myers, Margaret G.
A Financial history of the United States
Columbia University Press , 1970
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