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This page tells what you the history of clocks. ... The history of clocks is very long, and there have been many different types of clocks over the centuries. Not all historians agree on the history of the clock. The word clock was first used in the 14th century (about 700 years ago).
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www.arcytech.org/java/clock/clock_history.html
www.arcytech.org/java/clock/clock_history.html
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Not until somewhat recently (that is, in terms of human history) did people find a need for knowing the time of day. As best we know, 5000 to 6000 years ago great civilizations in the Middle East and North Africa began to make clocks to augment their calendars.
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physics.nist.gov/GenInt/Time/early.html
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Clock Works A Brief History of Clocks: From Thales to Ptolemy Calendars through the Ages ... The History of Mechanical Pendulum Clocks and Quartz Clocks ... The History of Sun Clocks and Water Clocks - Obelisks...
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inventors.about.com/od/cstartinventions/a/clock.htm
inventors.about.com/od/cstartinventions/a/clock.htm
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Then, in the early-to-mid-14th century, large mechanical clocks began to appear in the towers of several large Italian cities. There is no evidence or record of the working models preceding these public clocks that were weight-driven and regulated by a ... Timeline of Atomic Clock History - Cesium Fountain Atomic Clock...
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inventors.about.com/library/weekly/aa072801a.htm
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Clock - Wikipedia, the free encyclopedia
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A clock is an instrument used to indicate, measure, keep, and co-ordinate time. The word clock is derived ultimately (via Dutch, Northern French, and Medieval Latin) from the Celtic words clagan ...
en.wikipedia.org/wiki/Clock
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History of CLOCKS including Time, Sundial and water clock, A tower clock in China ... Time, a central theme in modern life, has for most of human history been thought of in very imprecise terms. The day and the week are easily recognized and recorded - though an accurate calendar for the year is hard to achieve.
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www.historyworld.net/wrldhis/PlainTextHistories.asp?his...
www.historyworld.net/wrldhis/PlainTextHistories.asp?historyid=ac08
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Crash course information about the history of clocks ... It is believed from this the 365-day calendar was devised, with approximate dating of this development to 4236 BC. This is a significant date, as historians claim that this is probably the earliest recorded year in the history of time. ... "A brief history of clocks"
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www.mystical-www.co.uk/time/clocks.htm
www.mystical-www.co.uk/time/clocks.htm
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History of CLOCKS including Watches, Pendulum clock, Pocket watch, Chronometer, A millennium clock ... This consistency prompts Galileo to suggest that a pendulum might be useful in clocks. But no one has been able to apply that insight, until Huygens finds that his model works. ... This History is as yet incomplete.;
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www.historyworld.net/wrldhis/PlainTextHistories.asp?gtr...
www.historyworld.net/wrldhis/PlainTextHistories.asp?gtrack=pthc&ParagraphID=hqq
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