1761 ⟶ John Harrison Completes Marine Chronometer
Marine chronometer invented.
Year
1594
1730
1761
1775
1785
🧭 Backstaff Invention by John Davis
Backstaff: Invented by Captain John Davis.⟶
NavigationExplorationMaritime HistoryAge of Discovery
United Kingdom🧭 Independent Invention of the Octant
Thomas Godfrey and John Hadley independently develop the octant⟶
NavigationAstronomyScientific RevolutionMaritime HistoryExploration
United Kingdom
United States🧭 John Harrison Completes Marine Chronometer
Marine chronometer invented.⟶
NavigationMaritime HistoryScientific RevolutionExplorationClockmakingAge of DiscoveryPrecision Engineering
United Kingdom⏱️ Harrison's Chronometer Solves Longitude Problem
The problem of longitude was finally resolved by the fourth chronometer of John Harrison⟶
NavigationMaritime HistoryScientific InnovationExplorationAge of ExplorationMeasurement
United Kingdom🧭 Cook's Second Voyage Utilizes Harrison and Kendall Chronometers for Navigation
John Harrison H4 and Larcum Kendall K1 marine chronometers are used to measure longitude by James Cook on his second voyage (1772–1775).⟶
ExplorationNavigationMaritime HistoryScientific InstrumentsJames CookAge of Exploration
United Kingdom⚙️ Edmund Cartwright Invents the Power Loom
Power loom invented by Edmund Cartwright⟶
Industrial RevolutionTextile IndustryMechanizationManufacturingEconomic History
United Kingdom