| 1. |  | High altitude aerial photograph over flooded Missouri River in Township 138N, Range 81W, Sections 11 & 12, Morton County, N.D. | Aerial photographs; Floods; Rivers; Railroad tracks; | High altitude aerial photograph over Heart River at flood stage in Township 138N, Range 81W, Sections 11 and 12, Morton County, N.D. The Northern Pacific Railroad is visible running across the image. |
