Hallenbeck, Wilbur C., author
American urban communities
Harper & Brothers , 1951
 Buku Teks
Concise dictionary of American biography
Charles Scribner's Sons, 1964
 Buku Referensi
Adams, James Truslow, author
Dictionary of American history
1946
 Buku Referensi
Concise dictionary of American history
editor Thomas C. Cochran, Wayne Andrew
Charles Scribner's Sons , 1962
 Buku Referensi
The Encyclopedia of American facts and dates
editor, Gorton Carruth
Thomas Y. Growell, 1962
 Buku Referensi
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