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| | NARA - Publications - Special List 29: South Dakota |
 | | County names and boundaries, towns and cities, status of public land surveys, locations of U.S. land offices, military and Indian reservations, national forests, and railroad lines. |
 | | County names and boundaries, towns, locations of U.S. land offices, military and Indian reservations, status of public land surveys, roads and trails, railroad lines, and physical features. |
 | | County names and boundaries, towns, locations of U.S. land offices, Indian reservations, military posts, status of public land surveys, railroad lines, and drainage features. |
| www.archives.gov /publications/finding-aids/maps/sd.html (438 words) |
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