Discussion of the magnetic and meteorological observations made at the Girard College Observatory, Philadelphia
Subtitle: in 1840, 1841, 1842, 1843, 1844, and 1845
By: by A. D. Bache.
Contributors: Girard College. Magnetic and Meteorological Observatory
Series: Smithsonian contributions to knowledge -- v. 13, art. 7; Smithsonian Institution publications -- 162; Publication (Smithsonian Institution) -- 162.
Publisher: Smithsonian Institution
Published: 1978
Place of publication: [Washington
Language: eng
Format: Microform
Number of pages: 76
Subjects: Geomagnetism -- Observations.
Genres: Observations.
Notes: Microfiche. Washington, D.C., Brookhaven Press, 1978. on no. 4-5 of 6 microfiches 11 x 15 cm.