Astrolabe Catalogue


Small image of astrolabe back with rules or alidades removed. Click to enlarge.
Date ca. 1660
Maker Muḥammad Mahdī
Place Persia
Material Brass
Inventory no. 45581
Acquisition Presented by J. A. Billmeir in 1957


The back contains 1 scales of the following types:
(click to view scale details)
Range & Units Numbered Geometry Location
Altitude 0 - 90, Degrees Every 5 degrees Circular, concentric None
The back is inscribed:
Transcription Translation Notes Type
غرض نقشيست كه تا باز ماند The aim of the engraving is that it should remain after me. In cartouche below shadow square Miscellaneous
نمقه محمد مهدي اليزدي Embellished by Muḥammad Mahdī al-Yazdī At bottom edge Maker's signature
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