Sanborn Map CompanyMonongahela City, Washington Co., Pa., April 1900. 1 map on 8 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in.JPEGf4f691d3-5dcf-460c-9b5b-58b702444f49engSanborn Map Company8888-002PublicMonongahela City, Pennsylvania, 1900MapsPennsylvania--Monongahela CityPennsylvania--Washington CountyPennsylvania1900Pennsylvania State University