Astrolabe Catalogue

 

Front of astrolabe without rete or plates. Click to enlarge
Date 16th century (?)
Place North Africa
Material Brass
Inventory no. 37527
Acquisition Lent by the Bodleian Library, Oxford, in 1952

Throne

The throne is of the compass bearing type . The throne is attached with a integrated base. Although now missing, the hole in the throne probably held or was intended to hold a compass. Other than this, the throne is undecorated..

Ring

The ring is of the simple, round cross-section type (i.e. simple plain ring made from a round rod or piece of metal). In addition to the ring, there is a teardrop-shaped guide probably for a cord or other means of suspension.

Shackle

Shackle of the eye-bolt type (i.e. any shackle that attactes to the ring via an eye-bolt type feature). The eye-bolt pivots in a round bracket that attaches to the throne..

Mater

The mater and limb are of two pieces, soldered and riveted construction. . Scales on the limb:
Type Range & Units Numbered Geometry Location
Degree 0 - 360 Degrees of arc Every 5 degrees Circular, concentric None

Womb


The womb of this instrument is blank..
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