Early records of the magnetic declination in North America
By: by John Langton.
Series: CIHM/ICMH microfiche series -- no. 42011.
Publisher: s.n.]
Published: 1985
Place of publication: [Quebec?
Language: eng
Format: Microform
Number of pages: 13
Subjects: Geomagnetism -- North America
Notes: "Read before the Literary and Historical Society, Quebec."

Reproduction of original in: Séminaire de Québec. Bibliothèque.

Pre-1900 Canadiana.

Microfiche. Ottawa : Canadian Institute for Historical Microreproductions, 1985. 1 microfiche (10 fr.) ; 11 x 15 cm. (CIHM/ICMH Microfiche series = CIHM/ICMH collection de microfiches ; no. 42011).