Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Cheltenham, Maryland /
- Publisher: G.P.O.
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 7792330
- Subject: Geomagnetism Observations Statistics Periodicals.
- Subject code: QC
- Publication history: 1901/04-1929/30.
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 1901/1904; 1901-1904; 1905-06 1905-1906; 1905-1906; 1905/06-1907/08; 1907-08 1907-1908; 1907-1908; 1909-10 1909-1910; 1909-1910; 1909/10-1911/12; 1911-12 1911-1912; 1911-1912; 1913-14; 1913-1914; 1915/1916; 1915-1916; 1917/1918; 1917-1918; c.1 1901/04-1919/20; 1919-1920; 1921/1922; 1921-24 1921-1924; 1923-1926; 1925-28 1925-1928; 1931-32 1931-1932; 1933-34 1933-1934; 1929-1936; 1935-36 | permanent |