Inv. no. LNS 104 M
Cast, engraved and inlaid with niello
Length 14.8 cm; width 3.2 cm
Iranian world, 12th century AD
6th century AH
Inv. no. LNS 104 M
Cast, engraved and inlaid with niello
Length 14.8 cm; width 3.2 cm
Iranian world, 12th century AD
6th century AH
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Brass astrolabe, earliest known Islamic example, signed by Nastulus, dated 315 AH