Publication Date | 1794 |
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Remainder | Comprising a System of the variation and Dip of the Needle, by which, the observations being truly made, the Longitude may be ascertained. By John Churchman. By John Churchman. |
Extent | vii,[1],80p.,plates |
Location | London |
Publisher | printed for the author, by Darton and Harvey; and sold by John Sewell, Cornhill; Charles Dilly, Poultry; T. and J. Egerton, opposite the Admiralty; James Phillips, George Yard, Lombard-Street; and Steel and son, Tower-Hill. MDCCXCIV. (entered at Stationers-Hall.) |