Annual Report 1855. No. 51 Diagrams to illustrate the Secular Variation in the Magnetic Declination By C. A. Schott Computing Divison C.S.
Photo Category: Historical Cartography
Photo Date: 1855
| 589 x 640 | 72.61 KB | |
| 1178 x 1280 | 265.71 KB | |
| 1766 x 1920 | 564.33 KB | |
| 2384 x 2592 | 1.18 MB |
| Added On | 20th October 2015 |
| Viewed | 4 viewed |