Records and results of a magnetic survey of Pennsylvania and parts of adjacent states :
in 1840 and 1841, with some additional records and results of 1834-35, 1843 and 1862, and a map. /
By A. D. Bache.
| Main Creator: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published / Created: |
[Washington :
Smithsonian Institution,
1863]
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| Series: | Smithsonian contributions to knowledge. [vol. XIII, art. 8]
Smithsonian Institution publication 166 |
| Subjects: | |
| Notes: | Physical description: vi, 82 p. : ill ; 33 cm. |