An introduction to latitude without meridan altitudes; and longitude, at sea; having cotemporary [sic] observations: ... and nautical formulas, engraved on copper plates. By Samuel Dunn; ...
Publisher: printed for the author
Published: 1782
Place of publication: London
Language: eng
Format: Microform
Number of pages: 24
Notes: Microfilm. Woodbridge, CT Research Publications, Inc., 1985. 1 reel ; 35mm. (The Eighteenth Century ; reel 1396, no. 15).