1896. Sanborn Map Company. Tyrone, Blair Co., Pa., Aug. 1896. 1 map on 7 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.
1901. Sanborn Map Company. Tyrone, Blair Co., Pa., July 1901. 1 map on 8 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.
1911. Sanborn Map Company. Insurance maps of Tyrone, Blair County, Pennsylvania, Oct. 1911. 1 map on 16 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. ... Sanborn Map Company.
1930. W.W. Hixson & Co. Extent: 1 map Notes: Page from: Plat book of Kent County, Michigan Scale approximately 1:51,000. published by W.W. Hixson & Company.
1900. W.W. Hixson & Co. Extent: 1 map Notes: Page from: Michigan farmer's plat book of Livingston County, Michigan Scale approximately 1:51,000. Published expressly for the Michigan farmer, Detroit, Mich. by W.W. Hixson & Co.