[Lady Caroline Maria Montagu], duchess dow[ager] of Montrose [(1770-1847), widow of James Graham, 3rd duke of Montrose (1755-1836)], to Mr. Robertson, August 22, 1838

[Lady Caroline Maria Montagu], duchess dow[ager] of Montrose [(1770-1847), widow of James Graham, 3rd duke of Montrose (1755-1836)], to Mr. Robertson, August 22, 1838, Box: 1, Folder: 79. Spottiswoode & Robertson collection, MS 186. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/248874 Accessed December 25, 2025.