Astrolabe Catalogue

 

Front of astrolabe without rete or plates. Click to enlarge
Date ca. 1560
Place France
Material Brass
Inventory no. 41409
Acquisition Presented by Lewis Evans in 1924

Throne

The throne is of the engraved type with s-shaped scroll work support(s). The throne is attached with a integrated base. The throne is composed of two pieces, a central part that could in principle pivot and the cut-out scrollwork..

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).

Shackle

Shackle of the eye-bolt type (i.e. any shackle that attactes to the ring via an eye-bolt type feature). .

Mater

The mater and limb are of two pieces, riveted construction. . Scales on the limb:
Type Range & Units Numbered Geometry Location
Equal hours 1 - 12 Times of day Every 1 hours Circular, concentric outer

Womb


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