Apollo, Armstrong County, Pennsylvania, July 1915. 1 map on 8 sheets : col. ; on sheets 64 x 54 cm.; Statement of responsibility: Sanborn Map Company. Partial cadastral map. Title from sheet 1. Copyright, 1915 by Sanborn Map Company."" Oriented with north to the upper right. ""July 1915."" Includes location map, sheet index map, streets and ""Specials"" indexes, notes, and text."". Scale approximately 1:600. 50 ft. to an in.