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CBPTEB FAGC I Time i
The Sundial on the Church at Loschwitz near Dresden dated 1708
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anchor escapement arbor attached balance spring balance wheel banjo clocks barrel bell brass called Cathedral century changes chapter chimes chronometer clepsydra clock mechanism clock-watch clockmaker cogged construction controlling mechanism crown wheel diameter early equation escape wheel Fast Fast Fast fastened foliot balance four grandfather clocks hairspring illustrated in Fig inches indicating invented jewels lantern clock lever London mainspring maker mean solar mechanism consists ment meridian minute hand modern moved Museum of Art Observatory pallet pendulum pictured in Fig pins plates pocket watch ratchet roller Seth Thomas Clock shelf clock shown in Fig sidereal sometimes spring-driven stars steel stop striking clock striking mechanism sun-dial swing table clocks teeth temperature Thomas Tompion timekeeper tion tooth tower clock true solar turns U. S. Naval Observatory usually vernal equinox Vick's clock Watch Factory watch movement weight wheel and pinion winding wound