4 books
Account of Improvements in Chronometers, Made by John Sweetman Eiffe
Account of Improvements in Chronometers
Account of Improvements in Chronometers, Made by Mr. John Sweetman Eiffe; For Which a Reward Was Granted to Him by the Lords Commissioners of the Admiralty. with an Appendix, Containing Mr. Robert Molyneux's Specification of a Patent for Improvements in C
Account of Improvements in Chronometers, Made by Mr. John Sweetman Eiffe; For Which a Reward Was Granted to Him by the Lords Commissioners of