The marine chronometer its history and development rupert t gould jonathan betts on amazoncom free shipping on qualifying offers first published in 1923 this long awaited edition of the definitive reference work on the marine chronometer contains additional photographs and many of rupert goulds later revisions and corrections it deals comprehensively with the chronometers history . The marine chronometer its history and development john cronin on amazoncom free shipping on qualifying offers marine chronometers provides a comprehensive history of this intriguing piece of navigational equipment. In june of 1920 a semi obscure retired royal navy officer working on a book on the history of marine chronometers ran across something remarkable at the royal observatory at greenwich the clocks known as h1 h2 h3 and h4 which had been built over the course of a lifetime by john harrison what he found horrified h. Details about the marine chronometer its history and development cronin 9781847971852 new be the first to write a review the marine chronometer its history and development cronin 9781847971852 new
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