- W. Wilson Notebook, 1755/17991
- Walter W. Williams diary and notebook, 1852/18601
- Warren Harris Notebook, 17951
- William A. Irvine notebook, 1888/18891
- William Baird Westmore Notebook, 1811/18121
- William Carter Stubbs Papers (I), 1832/19361
- William Carter Stubbs Papers (II), 1786/19301
- William E. Arnold notebook, 1849/18642
- William E. Hughes papers, 1979/20001
- William E. Wiegard notebook, 18731
- William F. Willoughby Papers, 1818/1955, bulk 1891/19371
- William Galt notebook, 1862/18631
- William Gustavus Jones Papers, 1876/18901
- William Ingham Papers, 1945/20131
- William J. Babb Notebook, 1856/18581