| Title | The epic of wheat is immensely involved in the epic of America. It made Chicago important to London. It was a factor in splitting old political formations. Compare, particularly, the midwest and northwest states in this map and the one on the opposite pag |
| Date | 1925 |
| Source | Sandburg, Carl. Abraham Lincoln The Prairie Years. New York: Harcourt, Brace and Company, 1925. |
| Creator | Sandburg, Carl |
| Category | |
| Type | Map |
| Permission | Northern Illinois University |
| Themes | || Lincoln's Biography |
