Sanborn Map CompanyTurtle Creek Valley, including Chalfant, East Pittsburg, Turtle Creek, Wall, and Wilmerding, also parts of Wilkins, Patton and North Versailles Townships, Allegheny Co., Pennsylvania, January, 1928. 1 map on 26 sheets : color ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to one in.unless otherwise noted on individual sheets.JPEG25e41e46-a4f4-48e0-9b5f-07ba5df41403engSanborn Map Company8888-002PublicTurtle Creek Valley, Pennsylvania, 1928MapsPennsylvania--Turtle Creek ValleyPennsylvania--ChalfantPennsylvania--East PittsburghPennsylvania--Turtle CreekPennsylvania--WallPennsylvania--WilmerdingPennsylvania--Wilkins TownshipPennsylvania--Patton TownshipPennsylvania--North Versailles TownshipPennsylvania--Allegheny CountyPennsylvania1928Pennsylvania State University