| GMD | Books![]() |
| Classification | 528.711 C89 |
| Publisher | Rockville, Md.,, National Ocean Survey,[for sale by the Supt. of Docs., 1971 |
| Subject | Aerial photogrammetry United States.Photographic interpretation. |
| Description | iii, 93 p. illus. (part col.), maps. 30 cm. |