William Birch. The City of Philadelphia, in the state of Pennsylvania North America. First and Second Editions 1800
The City of Philadelphia - in the state of Pennsylvania North America. First and Second Editions 1800
[Pastorius, Francis Daniel.] Manuscript plan of Germantown, Pennsylvania with manuscript descriptions. Germantown: ca. 1686–1687.
[Frankfurter Landgesellschaft.] Agreement of purchase of 25,000 acres in Pennsylvania. Frankfurt-am-Main: 12 November 1686.
Didier Robert de Vaugondy. Globe Terrestre; Globe Celeste. Paris, Terrestrial 1773; Celestial c. 1764