Astrolabe Catalogue

 

Date 1613
Place Europe
Material Brass
Inventory no. 47367
Acquisition Presented by Lewis Evans in 1924

Throne

The throne is of the simple, engraved type . The throne is attached with a integrated base. The front and the back of the throne are decoratively engraved.

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 pierces a U-shaped bracket that attaches to the throne.

Mater

The mater and limb are of one-piece construction. The bottom of the limb has been cast to form a type of base or foot for the instrument. This has been decoratively engraved with a foliate pattern. Scales on the limb:
Type Range & Units Numbered Geometry Location
Unequal hours 1 - 12 Times of day Every 1 hours Circular, concentric outer
Degree 0 - 90 Degrees Every 10 degrees Circular, concentric outer2

Womb


Although the womb is currently blank, two sets of deep scratches suggest that at one time there was something engraved on it.
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