Pennsylvania. Commissioners Appointed to Explore the Headwaters of the Rivers Delaware, Lehigh, and Schuyl- kill, and the North-east Branch of Susquehanna.
Publications of this body printed in America before 1801 are available in this library in the Readex Microprint edition of Early American Imprints published by the American Antiquarian Society.
This collection is arranged according to the numbers in Charles Evans’ American Bibliography.
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