Astrolabe Catalogue


Front of astrolabe without rete or plates. Click to enlarge
Date 20th century
Place Persia (?)
Material Brass
Inventory no. 54545
Acquisition Presented by J. A. Billmeir in 1957


The throne is of the indo-persian type . The throne is attached with a integrated base. Ornate stipplating on the front and back of the throne..




Shackle of the other type (i.e. unusual or unique shackle). This strange shackle is attached to the throne by a pin, on which it pivots forwards and backwards. There is no other motion available to the shackle..


The mater and limb are of one-piece construction. This limb is extremely narrow and was probably not meant to contain a scale.. Scales on the limb:
Type Range & Units Numbered Geometry Location
Degree 0 - 90 Degrees of arc Every 10 degrees Circular, concentric None


The womb contains a gazeteer..
MHS Home | Contact Us | ©2006 Museum of the History of Science