| Resource Type | : | Journal |
| Original Era | : | 1839 |
| Subject | : | Magnetic Declination and Horizontal Intensity variations |
| Publisher | : | Otis, Broaders, & Co., 120 Washington Street |
| Place of Publication | : | Boston |
| Language | : | English |
| Pages/Folios | : | 596p., ill |
| Identifier | : | BV_00125051 |
| Digitization Sponsor | : | Government of Maharashtra |
| File Size | : | 30.4 M.B. |