Time & Tension The Journal

History

All history articles, newest first.

Hand-coloured technical drawing of a rotating escapement carriage, with handwritten notes, from Breguet's 1801 patent file

History

Year IX, 7 Messidor: what Breguet actually patented in 1801

13 October 2026

The ornately pierced and engraved gilt movement of Harrison's H4, displayed under glass on a dark stand

History

The watch that found the sea: Harrison's H4 and the longitude prize

13 October 2026