"Sir Wm" [Sir William] Young's notebook (presumed to be Dr. Sheridan's notes on Young, 18th century British politician and sugar plantation owner), [undated], Box: 4, Volume: 2. Richard B. Sheridan papers, RH MS 1468. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/381198 Accessed November 23, 2024.