[Alexander Hamilton], marquis of Douglas [(1767-1852)], Grosvenor Place, [London], to Messrs Spottiswoode Robertson, 40 Sackville Street [London], February 17, 1806

[Alexander Hamilton], marquis of Douglas [(1767-1852)], Grosvenor Place, [London], to Messrs Spottiswoode Robertson, 40 Sackville Street [London], February 17, 1806, Box: 1, Folder: 38. Spottiswoode & Robertson collection, MS 186. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/248833 Accessed December 25, 2025.