1896. Sanborn Map Company. Ambler, Montgomery Co., Pa, June 1896. 1 map on 2 sheets : col. : on sheets 64 x 54 cm.; Publisher's title on sheet 1. Oriented with north sligh... Sanborn Map Company.
1902. Sanborn Map Company. Ambler, Montgomery County, Pennsylvania, May 1902. 1 map on 3 sheets : col. : on sheets 64 x 54 cm.; Publisher's title from sheet 1. Oriented wi... Sanborn Map Company.
1921. Sanborn Map Company. Ambler : including Fort Washington, Montgomery County, Pennsylvania, Dec. 1921. 1 map on 21 sheets : col. ; on sheets 65 x 55 cm. Publisher's title... Sanborn Map Company.
1885. Sanborn Map Company. Scale ca. 1:600. 50 ft. to 1 in. Also shows factories, commercial occupancy of buildings, property boundaries and house and block numbers. Fire ins... Sanborn Map & Publishing Co.
1893. Sanborn Map Company. Scale ca. 1:600. 50 ft. to 1 in. Also shows factories, commercial occupancy of buildings, property boundaries and house and block numbers. Fire ins... Sanborn-Perris Map Co.
1902. Sanborn Map Company. Scale ca. 1:600. 50 ft. to 1 in. Also shows factories, commercial occupancy of buildings, property boundaries and house and block numbers. Fire ins... Sanborn Map Company.
1897. Sanborn Map Company. Scale ca. 1:600. 50 ft. to 1 in. Also shows factories, commercial occupancy of buildings, property boundaries and house and block numbers. Fire ins... Sanborn-Perris Map Co.
1918. Sanborn Map Company. Scale ca. 1:600. Also shows factories, commercial occupancy of buildings, property boundaries and house and block numbers. Fire insurance map hand ... Sanborn Map Company.