Astrolabe Catalogue

 

Front of astrolabe without rete or plates. Click to enlarge
Date 1350/1 (A.H. 751)
Place Persia (?)
Material Silver
Inventory no. 41106
Acquisition Purchased from Malcolm Gardner in 1955

Throne

The throne is of the indo-persian, pierced type . The throne is attached with a integrated base.

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 omega type (i.e. Ω-shaped shackle). .

Mater

The mater and limb are of one-piece construction. The post that holds the plates stationary is located in the lower portion of the womb. Scales on the limb:
Type Range & Units Numbered Geometry Location
Degree 0 - 360 Degrees Every 5 degrees Circular, concentric outer

Womb


MHS Home | Contact Us | ©2006 Museum of the History of Science