How Many Faces Did The Astrarium Of Giovanni Dondi Dell'orologio | Have? __link__

Beneath the planetary dials sat the . Unlike the 12-hour dials we use today, Dondi’s clock was a 24-hour dial. It also included a complex Calendar Wheel that tracked the movable feasts of the Christian church (like Easter) and the daily positions of the saints' days, which rotated once a year. Why the Complexity?

The Masterpiece of Medieval Engineering: How Many Faces Did Giovanni Dondi’s Astrarium Have? Beneath the planetary dials sat the