Scull, W., Bennett, J., & Sayer, R. (1775). A map of Pennsylvania exhibiting not only the improved parts of that province, but also its extensive frontiers, laid down from actual surveys, and chiefly from the late map of W. Scull published in 1770: And Humbly Inscribed To The Honourable Thomas Penn And Richard Penn Esquires True And Absolute Proprietaries & Governors Of The Province Of Pennsylvania and the Territories thereunto belonging. London: printed for Rob. Sayer & J. Bennett.

Scull, William, John Bennett, and Robert Sayer. A Map of Pennsylvania Exhibiting Not Only the Improved Parts of That Province, but Also Its Extensive Frontiers, Laid Down From Actual Surveys, and Chiefly From the Late Map of W. Scull Published in 1770: And Humbly Inscribed To The Honourable Thomas Penn And Richard Penn Esquires True And Absolute Proprietaries & Governors Of The Province Of Pennsylvania and the Territories Thereunto Belonging. London: printed for Rob. Sayer & J. Bennett, 1775.

Scull, William, John Bennett, and Robert Sayer. A Map of Pennsylvania Exhibiting Not Only the Improved Parts of That Province, but Also Its Extensive Frontiers, Laid Down From Actual Surveys, and Chiefly From the Late Map of W. Scull Published in 1770: And Humbly Inscribed To The Honourable Thomas Penn And Richard Penn Esquires True And Absolute Proprietaries & Governors Of The Province Of Pennsylvania and the Territories Thereunto Belonging. London: printed for Rob. Sayer & J. Bennett, 1775.