The numbers match the numbers on a legend along the bottom which was originally overlayed in the bottom right corner of this map.
1901 Antique South Dakota Railroad Map CNW RY CMStP RR Large Atlas DATED
~1895 Antique Train Report SIOUX CITY NORTHERN RAILROAD Garretson South Dakota
☆1895 train report SIOUX CITY & NORTHERN RAILROAD Garretson South Dakota Iowa
1895 train report SIOUX CITY & NORTHERN RAILROAD Garretson South Dakota IOWA
