Skinner, William, and Monier Skinner. "PLAN of FORT FREDERICK at NEWFOUND-LAND as it is now with the new Additions." Map. Place of production not identified: F. G,, [ca. 1745]. Norman B. Leventhal Map & Education Center, https://collections.leventhalmap.org/search/commonwealth:6108vv24f (accessed April 25, 2024).