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Clocks and Watches Directory
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Cesium Atomic Clocks Kinds of cesium clocks, with pictures, plus a description of their operation and the science behind them. tycho.usno.navy.mil/cesium.html GreenTyme - Every Body Needs It - Green Time Using a patented KinderClock Chronichron, this site simultaneously displays both standard time's fixed hours and natural time's variable lengths of days and nights. gtyme.org/ Submit Site to the Clocks and Watches Directory |