Flamsteed observed

14 May 2019 by

As I made my way through volume 62 of our New Letter Book series, which contains outgoing correspondence from 1922,…

Talking clocks

26 March 2019 by

Clocks are on my mind at the moment, for two reasons. Firstly, the clocks go forward in the UK this…

john Harrison's H4 watch

Longitude

15 September 2014 by

Recently, a new book in the Royal Society library caught my eye. Ships, Clocks & Stars: The Quest for Longitude…