First C&GS electronic base line measurements. Base crossings by aircraft and ship over Shoran network. Minimum value from two range-range stations gives distance. Base line party of P. C. Doran
Photo Category: Geodesy - Triangulation - Baseline - Electronic
Photo Location: Alaska, Bering Sea
Photo Date: 1951
| Added On | 18th October 2015 |
| Viewed | 7 viewed |