A report upon some of the magnetic observatories of Europe
By: by C.C. Marsh, ensign, U.S. Navy
Series: [U.S. Naval observatory] Washington observations, 1887 -- Appendix 1
Publisher: Gov't print. off.
Published: 1891
Place of publication: Washington
Language: eng
Number of pages: 37
Subjects: Geomagnetism; Observatories