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The calendar plate below the clock was replaced by a copy in 1880. The original made by Josef Mánes is stored in the Prague City Museum. [21] On the edge of the circle is a church calendar with fixed holidays and the names of 365 saints. The board displays allegories of the months. Smaller images represent zodiac signs.
The 16th-century astronomical clock of the Torrazzo, the bell tower of Cremona Cathedral, is the largest medieval clock in Europe. Macerata. An astronomical clock installed in the Torre Civica , a modern replica of the original clock of 1571, which shows the orbits of the planets. Mantua.
The earliest depiction of a clock powered by a hanging weight is from the Bible of St Louis, an illuminated manuscript made between 1226 and 1234 that shows a clock being slowed by water acting on a wheel. The illustration seems to show that weight-driven clocks were invented in western Europe. [79]
In 1752 Bartolomeo Ferracina started work on replacing the clock, having successfully tendered for the job in public competition. He installed a new movement, removed the planetary dials, installed a rotating moon ball to show the phase, and changed the numbering of the clock face from the old Italian style (I to XXIIII in Roman numerals) to the 12-hour style, using two sets of Arabic numerals ...
The Astrarium, which he designed and built over a period of 16 years, was a highly complex astronomical clock and planetarium, constructed only 60 or so years after the very first all-mechanical clocks had been built in Europe, and demonstrated an ambitious attempt to describe and model the planetary system with mathematical precision and ...
The Passemant astronomical clock is an astronomical clock designed by Claude-Simeon Passemant in the eighteenth century. [1] It is displayed in the Salon de la pendule in the petit appartement du roi on the first floor of Versailles, France. The clock set the official time in France for the first time in the kingdom's history. [2]
The Zytglogge's internal layout has changed over time to reflect the tower's change of purpose from guard tower to city prison to clock tower. The thirteenth-century guard tower was not much more than a hollow shell of walls that was open towards the city in the east. [30] Only in the fourteenth century was a layer of four storeys inserted. [31]
It is the third clock on that spot and dates from the time of the first French possession of the city (1681–1870). The first clock had been built in the 14th century and the second in the 16th century when Strasbourg was a Free imperial city of the Holy Roman Empire. The current, third clock dates from 1843. [1]