Astrolabe report (inventory number 38235)

astrolabe, inventory number 38235 from Persia, early 18th century
(?)

Date	early 18th century (?)
Maker	Faḍl ‘Alī
Place	Persia
Material	Brass
Inventory no.	38235
Acquisition	Presented by Lewis Evans in 1924

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Throne, Ring and Shackle

The throne is of the indo-persian, broad type made of brass attached with integrated base made of brass and has a simple, round cross-section ring made of brass and omega type shackle made of brass . More information

Mater

The mater and limb are of one-piece construction. There is a notch in the limb at the bottom of the instrument that accepts the tab from the tympans. The womb seems to have been silvered. Scales on the limb: degree scale. More information

Back

The back contains 11 scales of the following types: Altitude; Equal hours; Dastūr Circle; Zodiacal signs; Terms; Lunar Mansions; Faces; Shadow square. More information

Rete, Pin & Wedge

The rete contains 29 stars. The zodiac on the rete is labelled: الحمل , الثور , الجوزا , السرطان , الاسد , السنبله , الميزان , العقرب , القوس , الجدي , الدلو , الحوت .
The rete is attached using a pin & wedge. More information

Plates

There are 4 plates with latitudes ranging from 29°0' to 40°0' . More information

Rules & Alidades

Type	Details
Alidade	Double-ended. The alidade is rather crude when compared to the rest of the instrument.

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