LeDarie Dariusz Lepczyński

LeDarie Dariusz Lepczyński

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Cellarius Project

Cellarius Project

Moon: Epicyclic train

Moon: Epicyclic train

Sky: Epicyclic train

Sky: Epicyclic train

This early Persian astrolabe with a geared calendar movement is the oldest geared machine in existence in a complete state. It illustrates an important stage in the development of the various complex astronomical machines from which the mechanical clock derives.

This early Persian astrolabe with a geared calendar movement is the oldest geared machine in existence in a complete state. It illustrates an important stage in the development of the various complex astronomical machines from which the mechanical clock d