Bastide, John Henry, approximately 1700-1770, Heath, Joseph, active 1749-1755, George, III, King of Great Britain, and King of Great Britain IV George. "A Prospect of LOUISBOURG taken from ye NE Harbour." Drawing. 1749. Norman B. Leventhal Map & Education Center, https://collections.leventhalmap.org/search/commonwealth:6108vv82b (accessed April 18, 2024).