Inv. no. LNS 608 M
Cast
Height 17.8 cm; diameter 10.7 cm
East Iranian world, 9th–10th century AD
3rd–4th century AH
Inv. no. LNS 608 M
Cast
Height 17.8 cm; diameter 10.7 cm
East Iranian world, 9th–10th century AD
3rd–4th century AH
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Brass astrolabe, earliest known Islamic example, signed by Nastulus, dated 315 AH