Observations on the diurnal variation of the needle from 1775-1780, at Zwanenburg in Holland
Contributors: Beaufoy, Mark, 1764-1827.; Rümker, Carl, 1788-1862.
Series: Landmarks of science II
Publisher: Printed for A. Constable
Published: 1821
Place of publication: Edinburgh
Language: eng
Format: Microform
Number of pages: 348
Subjects: Magnetic declination -- Netherlands.; Compass.
Notes: From body of article: by D.B. [i.e. David Brewster]; communicated by Colonel Beaufoy; received from Charles Rumker.

Microfiche. New York, N.Y. Readex Microprint Corporation, [1985?] (Landmarks II)

In The Edinburgh philosophical journal, v. 4 (1821), p. 348.