Bruce, Robert George, Amherst, Jeffery Amherst, Baron, and Royal United Services Institute for Defence and Security Studies. "PLAN of FORT FREDERICK (in the River S.T JOHNS in the Bay of Fundy) in its present condition Nov.r 1761." Map. Fort Frederick?: Robert George Bruce, 1761. Norman B. Leventhal Map & Education Center, https://collections.leventhalmap.org/search/commonwealth:hx11z032q (accessed May 03, 2024).