Colton, G. Woolworth (George Woolworth), 1827-1901Scale 1:3,168,000. Statute miles, 50 to one inch; maps: color; 42 x 69 cm Railroads--Southern States--MapsJPEG51a0be98-1d1e-49f8-a028-97687e4cb0f2engPublicRailroadsSection of G. Woolworth Colton's New guide map of the United States and Canada, with railroads, counties, etc. 1863 : used by General Grant in marking the proposed lines of operations of the armies of the United States, in 1864MapsUnited States of America1863-1864Pennsylvania State University