Books by Jonathan Betts
Harrison Decoded
Harrison Decoded
John Harrison and the Quest for Longitude
General History of Horology
General History of Horology
Marine Chronometers at Greenwi
Marine Chronometers at Greenwich
Time restored
Josiah Emery, watchmaker of Ch
Josiah Emery, watchmaker of Charing Cross
The effect of dissolved O₂ on
The effect of dissolved O₂ on the efficiency of organic carbon burial
The National Trust pocket guid
The National Trust pocket guide to clocks
Josiah Emery's first lever wat
Josiah Emery's first lever watch