Invitation to the opening of the Fredericksburg Geomagnetic Observatory and Laboratory on May 23, 1956
Photo Category: Coast and Geodetic Survey - Geophysics Geomagnetism
Photo Date: 1956
| 516 x 640 | 26.93 KB | |
| 1032 x 1280 | 132.84 KB | |
| 1548 x 1920 | 325.10 KB | |
| 2154 x 2673 | 700.02 KB |
| Added On | 16th October 2015 |
| Viewed | 9 viewed |