Fish, The Development of American Nationality, 1919. American Book Company.
McLaughlin, A History of the American Nation, 1919. D. Appleton & Company.
Forman, Advanced American History, 1922. The Century Company.
Muzzey, An American History, 1920. Ginn & Company.
Fite, History of the United States, 1919. Henry Holt & Company.
Becker, Beginnings of the American People, 1915. Houghton Mifflin Company.
Dodd, Expansion and Conflict, 1915. Houghton Mifflin Company.
Johnson, Union and Democracy, 1915. Houghton Mifflin Company.
Paxson, The New Nation, 1915. Houghton Mifflin Company.
Ashley, American History, 1921. Macmillan Company.