Harrison's 4th Marine Timekeeper Drawing – Royal Museums Greenwich Shop
Harrison's 4th Marine Timekeeper Drawing

© National Maritime Museum, Greenwich, London

Harrison's 4th Marine Timekeeper Drawing

2895 £28.95 Sale

Product details

Plate X, figures 14 & 15 relating to Harrison's 4th marine timekeeper taken from 'The Principles of Mr Harrison's Timekeeper' (1767). Print reads: 'Let the diameter of the upper plate be 1/16 Inch more'. John Harrison's H4 is the most important timekeeper ever made. It also helped solve the Longitude puzzle which helped save countless lives at sea.
Artist: Unknown
Date: 1767
+ Read more - Show less