Cochran, Thomas C.
Business in american life : a history / Thomas C. Cochran
McGraw-Hill, 1972
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Pole, J.R.
The pursuit of equality in American history
University of California Press, 1993
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Bailey, Thomas Andrew, 1902-1983
The American pageant: a history of the Republic
D.C. Healt, 1987
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Ferrell, Robert H.
American diplomacy : a history
W.W. Norton, 1959
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Morris, Richard B.
Encyclopedia of American history
Harper & Row, 1961
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