R.U.S.I. MAPS. Vol. LXXIII (1-13). Lake Ontario (south shore). 1. 'Esquis des côte depuis Oswego jusques a la Baye de F[r]ontenac', by 'Capt. Wllyamos' (possibly a phonetic spelling of 'Williams'); circa 1760. 1:380000 approx. 'Echelle de 12 mile' (= 2 inches). Map oriented with North-North-We...