London Uncovered

London blue plaque

John Harrison

1693–1776

Science & TechnologyErected 1954

The blue plaque for John Harrison — Photograph via OpenPlaques

John Harrison 1693-1776 inventor of the Marine Chronometer lived and died in a house on this site

Address: Summit House, Red Lion Square, Camden, WC1
Erected: 1954
Known for: Inventor of the marine chronometer
Category: Science & Technology
Coordinates: 51.51892, -0.11873

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