Astrolabe Catalogue

 

Date ca. 1660
Maker Muḥammad Mahdī
Place Persia
Material Brass
Inventory no. 45581
Acquisition Presented by J. A. Billmeir in 1957

Rule, Regula, Pointer and Alidade Images

Alidade Image:

astrolabe part (photo)

Alidade

Appearance Tip Sights Pinholes Notches Description
Double-ended,  replacement.  Simple Rigid Single None The lack of decorative elements on the rule as well as the absence of scales suggest that this is a later replacement.
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