About Time: A History of Civilization in Twelve Clocks Collection_Royal Observatory Greenwich pocket watches Make your selection and arrows

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László Francsics

Astronomer Giles Sparrow elucidates the scientific ideas inherent in each plate

I shot the foreground during the blue hour with my tracker off and then waited for the Milky Way to show up couple hours later

About Time: A History of Civilization in Twelve Clocks Collection_Royal Observatory Greenwich pocket watches Make your selection and arrowsThe measurement of time has always been essential to human civilization, from early Roman sundials to the advent of GPS. But while we have one eye on the time every day, are we aware of the power clocks have given governments, military leaders and business owners, and how they have shaped our lives and our world? Author: David Rooney In this spectacularly far reaching book, David Rooney narrates a history of timekeeping and civilization in twelve