Astrolabe Catalogue

 

Date 14th century
Place Sicily (?)
Material Brass
Inventory no. 50769
Acquisition Presented by J. A. Billmeir in 1957

Rule, Regula, Pointer and Alidade Images

Alidade Image:

astrolabe part (photo)

Rule Image:

astrolabe part (photo)

Pointer

Appearance Tip Sights Pinholes Notches Description
Single-ended,  original.  Gothic, fancy None None None The pointer is decorated with scrollwork along its length. Four points along the arm are marked with stars as is the central disk.

Alidade

Appearance Tip Sights Pinholes Notches Description
Double-ended,  original.  Gothic, simple Folding Double Single
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