Severus Alexander, AE27 medallion. 11.91 gr. 231 AD. IMP SEV ALEXAND AVG IVLIA MAMAEA AVG MATER AVG, laureate, draped, cuirassed bust right facing diademed, draped bust left of Mamaea. ADLOCVTIO AVGVSTI, COS III P P in ex. Emperor in military dress standing left on low podium, right hand raised; two officers standing left behind him; before the podium three helmeted soldiers standing, the foremost holding standard and shield; two spears and standards in background. Cohen 1; BMC 733; Gnecchi 14. Very rare. Contributed by Dr. Hubert Lanz, auction November 2000, Added July 2011.