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Use Cases
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Resources
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Pricing
The Discoverers. SKIP
BOOK ONE: TIME Cont.
BOOK ONE: TIME Cont.
Events
The Middle Ages
450 - 1500
% complete
Weight Driven CLocks
500
% complete
Announcing the Canonical Hours
Mechanical Timepieces
1300
% complete
Turret CLocks
1300
% complete
Hour is 1/24 day
1330
% complete
Gregorian Calendar issued
1582
% complete
Isochronism
1583
% complete
Galileo makes an equal time pendulum
The Problem of Longitude
1600
% complete
Pendulum Clock
1657
% complete
Recoil Escapemwnt
1671
% complete
Wheel Spring Assembly
1675
% complete
Protestant Reformers adopt Gregorian Calendar
1752
% complete
National COnference of French Revolution
1792 - 1805
% complete
Tried to create rational, secular calendar
China Revolution
1911
% complete
China adopts Gregorian Calendar
Soviet Union tries to dissolve Christian Year
1929 - 1940
% complete
Tries to dissolve the Christian Year
The Renaissance
% complete
Ancient History
Nile Year
4241 BC - 3200 BC
% complete
Egyptians, 365 day calendar, used by Julius Caesar and Copernicus in the 16th C
Rising & Setting of Sun could be predicted
2500 BC
% complete
Metonic Calendar
432 BC
% complete
Babylonians, 19 yr cycle
Caesar added leap year day
46 BC
% complete
Ptolemy
90 AD - 168 AD
% complete
Council of Nicaea
325 AD
% complete
Church split over date of Easter