Abercrombie, Thomas, George, III, King of Great Britain, George, IV, King of Great Britain, and James Abercromby. "TO HIS EXCELLENCY MAJOR GENERAL ABERCROMBIE COLONEL OF THE 44TH REG:T OF FOOT CO: IN CHIEF OF THE ROYAL AMERICAN REG: & COMMANDER IN CHIEF OF ALL HIS MAJESTYS FORCES IN NORTH AMERICA THIS MAP OF THE SCENE OF ACTION IS HUMBLY SUBMITTED TO YOUR EXCELLENCY." Map. 1757–1759. Norman B. Leventhal Map & Education Center, https://collections.leventhalmap.org/search/commonwealth:hx11z319s (accessed April 16, 2024).