Principal facts of the Earth's magnetism and methods of determining the true meridian and the magnetic declination
| Format: | Book |
|---|---|
| Language: | Inglés |
| Published: |
Washington :
Government Printing Office
1909.
|
| Subjects: | |
| See on Biblioteca Universitat Ramon Llull: | https://discovery.url.edu/permalink/34CSUC_URL/1im36ta/alma991007293869706719 |
