| 1. |  | High altitude aerial photograph over flooded Missouri River in Township 139N, Range 81W, Sections 26, 35 & 36, Morton County, N.D. | Aerial photographs; Floods; Rivers; Railroad tracks; | High altitude aerial photograph over Heart River at flood stage in Township 139N, Range 81W, Sections 26, 35 and 36, Morton County, N.D. The Northern Pacific Railroad is visible splitting into two directions... |
