Contains: (1) Birth of a County, Transcript of the Petition of 1747 and Sketches of the Petitioners; (2) Illustrations and Maps: York County (1750), Springettsbury Manor, Thomas Cresap Survey of 1733, and Christian Croll and John Proby tavern petitions (1750); (3) Petitioner arrivals before 1727 and for the years 1727 to 1748, Marks used as signatures for sixteen petitioners, Naturalization of 54 petitioners between 1740-1768, Julian (old style) and Georgian (new style) calendars; (4) Color copy of the Original Petition of 1747. (171pp. illus. index. SCPGS, 2005.)