Astrolabe of ‘Umar ibn Yusuf ibn ‘Umar ibn ‘Ali ibn Rasul al-Muzaffari, later Sultan of Yemen (r.1295-96).
Brass; cast and hammered, pierced, chased, inlaid with silver. Made in Yemen
A.H. 690/ A.D. 1291
The Metropolitan Museum, NYC, Edward C. Moore…
Obv.: Laureate head of Augustus, r.; around, AVGVSTVS DIVI F.
Rev.: Augustus, bare-headed, togate, seated l. on stool on low platform on r. extending r. hand to infant held out by cloaked figure; in exergue, IMP XIIII.
Obv.: Bust of Faustina, draped, to r., hair elaborately dressed in horizontal waves at the front, and coiled up in a bun, pearl diadem;
Rev.: Venus, standing, facng l., holding apple in r. hand, and a rudder set on dolphin, which coils around it
Obv.: Bust of Sabina, draped, r., hair falling in plait down neck: it is waved at back and rises in crest over stephane above diadem
Rev.: Concordia, seated on throne, holding patera in r. hand, resting elbow on a statuette of Spes on a low base;…