Egypt. Alexandria. Julia Mamaea, mother of Severus Alexander, 222-235. Tetradrachm (Billon, 23.9 mm, 11.26 g). Dated RY 13 of Severus Alexander (= 233/4). IOV MAMAIA CЄB MHTЄ CЄB K CTPA Draped bust right, wearing stephane. Rev. Asklepios standing facing, head left, sacrificing from patera over altar and leaning on serpent-entwined staff; L IΓ in left field. Dattari-Savio 4466. RPC VI online, 10623. Emmett 3194. Dark patina, minor roughness. Very Fine. Ex Numismatica Aretusa SA, Lugano, (Franco Chiesa), March 1986. On the reverse of this tetradrachm of Julia Mamaea is the divine healer Asclepius, son of Apollo, worshipped in Greece as the god of medicine, healings and snakes, here armed with his serpentine staff, sacrificing with his patera on an altar.