Collections : [University of Michigan Bentley Historical Library]

Letters to his wife, Mary Soule, written while serving as an officer in the Union Army during the Civil War; Civil War diary, 1863-1865; a letter from Byron Stoddard of the Sixth Michigan Infantry; correspondence, 1890-1904, with J. C. Leonard who collected materials for University of Michigan Museums throughout the western part of the United States; literary manuscript of Annah May Soule; and photographs.

Portraits and photographs of Soule and his wife, Maryy Soule; group photograph of the officers of Company D, Sixth Michigan Infantry, 1861; and album, ca. 1865, of Civil War soldiers, most of whom were members of the Sixth Michigan Infantry.

Historian and biographer from McMillan, Michigan. Correspondence, notes, and manuscripts concerning the research, writing and publication of "Education in Violence," a biography of Civil War general George H. Thomas; also research materials on other Civil War topics, travel narratives, and miscellanea.

The McKinney collection is comprised mainly of his historical research and writings, mainly on Civil War topics and the career of General George H. Thomas. The series in the collection are: Personal and miscellaneous; Correspondence; Historical research and writings; and Travel writings.