Published 1931 in Washington .
Written in English
Read onlineEdition Notes
Statement | By Daniel L. Hazard. |
Contributions | Hazard, Daniel L b. 1865. |
The Physical Object | |
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Pagination | 101 p. : |
Number of Pages | 101 |
ID Numbers | |
Open Library | OL21466183M |
Download Results of observations made at the United States Coast and Geodetic Survey magnetic observatory at Cheltenham, Maryland, in 1925 and 1926