Balances and auxiliaries by John Sweetman Eiffe and Robert Molyneux.
Boards, dust jacket, 26 pages and 5 plates, with introduction by George Biddell Airy, the Astronomer Royal. 1977 Callwey facsimile reprint of the original published by the Lords Commissioners of the Admiralty, London, 1842.
Fundamental information concerning two important English attempts at solving the Middle Temperature Error (MTE) problem in compensation balances.
Some shelf wear to jacket, otherwise as new, and so much nicer to handle than the new print-on-demand copies.
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