Astrolabes /
Browse / 37321
Date | ca.1715 |
Maker | ‘Abd al-A’imma |
Place | Iṣfahān |
Material | Brass |
Inventory no. | 37321 |
Acquisition | Presented by Lewis Evans in 1924 |
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detailed provenance for this astrolabe
Mater
The mater and limb are of one-piece construction. The tab to hold the tympans in place is located at the bottom of the instrument, 180° from the throne.. Scales on the limb: declination scale. More informationBack
The back contains 13 scales of the following types: Altitude; Declination; Sine/Cosine; Cotangent; Terms; Zodiacal signs; Faces; Lunar Mansions; Shadow square. The back is inscribed: with a maker's signature marked as صنعه عبد الائمة (Made by ʿAbd al-Aʾimmah.). Inscription in cartouche within shadow square. More informationRete, Pin & Horse
The rete contains 0 stars. The zodiac on the rete is labelled: حمل , ثور , جوزا , سرطان , اسد , سنبله , ميزان , عقرب , قوس , جدي , دلو , حوت .The rete is attached using a pin & horse. More information
Rules & Alidades
Type | Details |
---|---|
Alidade | Double-ended. The rule is not original. The alidade
does not appear to be original - the brass has a
different sheen to it and the general construction seems
at odds with the rest of the instrument.. |