magnetic atlas, or Variation charts of the whole terraqueous globe
Subtitle: comprising a system of the variation & dip of the needle by which the observations being truly made, the longitude may be ascertained. By John Churchman, Fellow of the Russian Imperial Academy.
Edition: The third edition with additions.
Series: Eighteenth Century -- reel 9880, no. 02.
Publisher: Printed for the author, and sold by Gaine & Ten Eyck, no. 148, Pearl-Street
Published: 1800
Place of publication: New-York