Astrolabe Catalogue

 

Date late 18th or early 19th century
Place India
Material Brass
Inventory no. 30402
Acquisition Purchased at Christie's, London, in 1988

Rule, Regula, Pointer and Alidade Images

Alidade Image:

astrolabe part (photo)

Alidade

Appearance Tip Sights Pinholes Notches Description
Double-ended,  original.  Simple Rigid Single None In addition to the pin-hole sights, the alidade has a sighting tube characteristic of Indian instruments.
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