[William Montagu, 5th duke of] Manchester [(1771-1843)?] to [James Graham, 4th] Duke of Montrose, [(1755-1836)], Saturday, June 3, [1837 ?]

[William Montagu, 5th duke of] Manchester [(1771-1843)?] to [James Graham, 4th] Duke of Montrose, [(1755-1836)], Saturday, June 3, [1837 ?], Box: 1, Folder: 80. Spottiswoode & Robertson collection, MS 186. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/248875 Accessed December 26, 2025.