The magnetic atlas, or Variation charts of the whole terraqueous globe : comprising a system of the variation & dip of the needle by which the observations being truly made, the longitude may be ascertained. /

Bibliographic Details

Main Author:	Churchman, John, 1753-1805
Format:	eBook
Language:	English
Edition:	The third edition with additions.
Series:	Early American imprints. Evans (1639-1800) ; no. 37183.
Subjects:	Geomagnetism. Subscribers' lists.
Online Access:	Evans Digital Edition