"The Exors of Charles Wm H. Sotheby Esq decd", was at MS 4J:3, 27 June 1884 to 6 Dec 1887

"The Exors of Charles Wm H. Sotheby Esq decd", was at MS 4J:3, 27 June 1884 to 6 Dec 1887, MS B179, Volume: 1. Sotheby Family Papers, MS 4. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/261830 Accessed December 24, 2025.