31. This Patent covered various designs of compensation balance and the invention of a Remontoire for use in Marine chronometers . 32. In addition, penthouse guests will receive a marine chronometer , a solid brass clock framed in a solid mahogany box. 33. This must be difficult for marine chronometers etc . talk ) 11 : 53, 11 May 2011 ( UTC) 34. At the beginning M�hle produced professional marine chronometers , ship's timepieces and other nautical instruments such as Barometer or hygrometer. 35. "' Edward Daniel Johnson "'( 1816 8 March 1889 ) was a respected London watch and marine chronometer maker. 36. Though the British Parliament rewarded John Harrison for his marine chronometer in 1773, his chronometers were not to become standard. 37. All 1000 watches were certified as Marine Chronometers and presented with certificates showing their individual performance over the 63 days period. 38. The British prize, the longitude prize, led to the development of the marine chronometer by John Harrison, a clockmaker from Yorkshire. 39. Local grocer Russell Harborough also set up a jam-making factory, which in 1956 was bought by Thomas Mercer Ltd, marine chronometer manufacturer. 40. While the Lunar Distances method would complement and rival the marine chronometer initially, the chronometer would overtake it in the 19th century.
