Sanborn Map CompanyPortland, Northampton County, Pennsylvania, May 1912 : including Mt. Bethel. 1 map on 3 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in.JPEG5e9d3d30-c070-41be-8555-6cc814fb7e90engSanborn Map Company8888-002PublicPortland, Pennsylvania, 1912MapsPennsylvania--PortlandPennsylvania--Mount BethelPennsylvania--Northampton CountyPennsylvania1912Pennsylvania State University