メアリー・リンカーン・クルーム
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Indiana Magazine of History. By George Streibe Cottman, Indiana University Dept. of History, Christopher Bush Coleman, Indiana State Library, Indiana Historical Society, Published by Indiana University, Dept. of History, 1937.
McMurty, R. Gerald. A Series of Monographs Concerning the Lincolns and Hardin County, Kentucky. Elizabethtown, KY: Enterprise, 1938, pgs. 1 and 18.
McMurty, Robert Gerald. The Kentucky Lincolns on Mill Creek.