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Results for The Mercury Aurora 7 Cosmonaute

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The Mercury Aurora 7 Cosmonaute Breitling

Scott Carpenter\'s 24-hour Breitling Cosmonaute on Mercury Aurora 7, 24 May 1962. The first Swiss wristwatch in Earth orbit, three years before the Speedmaster\'s NASA qualification.

Burgess Clock B, The World’s Most Precise Pendulum Clock, Is Made To A 250-Year-Old Design By John Harrison, Longitude Prize Winner And Inventor Of The Marine Chronometer – Reprise Quill & Pad
Mar 6, 2021

Burgess Clock B, The World’s Most Precise Pendulum Clock, Is Made To A 250-Year-Old Design By John Harrison, Longitude Prize Winner And Inventor Of The Marine Chronometer – Reprise

Two-hundred fifty years ago, Longitude Prize-winning clockmaker John Harrison made clocks losing just one second per month. But that wasn't enough for him: in his later life, Harrison claimed that he could make a wall clock with a then-unheard-of-precision of just one second over 100 days! And 250 years later, it turns out he was right.