Severus Alexander (222-235 A.D.) - Silver Denarius - 19.10mm, 2.46g
Obverse - IMP C M AVR SEV ALEXAND AVG
Severus Alexander, his laureate and draped bust right
Reverse - PM TR P VI COS II PP
Alexander, togate, standing left,
sacrificing over tripod and holding scroll.
Severus Alexander
Minted in Rome in 227 A.D.

Reference:
Mattingley, Sydenham, & Sutherland, "Roman Imperial Coinage", Volume 4, Part 2 (RIC), p75, nr. 70.
Carson, R.A.G., "Coins of the Roman Empire inthe British Museum", Volume 6 (BMCRE), p155, nr. 433-5.
Sear, D.R., "Roman Coins and their Values" (RCV Millennium Edition), Volume 2, p645, nr. 7899, var. TR P VI
Cohen, H, "Descriptions Historique des Monnaies frappees sous l'Empire Romain" (C), Volume 4, p433, nr. 325.
Seaby, H.A. & Sear, D.R. , "Roman Silver Coins" (RSC), Volume 3, p140, nr. 325.
Suarez, R., "Encyclopedia of Roman Imperial Coins II" (ERIC II),  p404, nr.331 (B009, O004, R072, T099, M2)
Suarez, R., "Encyclopedia of Roman Imperial Coins II" (ERIC II-digital),  p339, nr.331 (B009, O004, R072, T099, M2)
Van Meter, D., "Handbook of Roman Imperial Coins" (VM), p212, nr. 42/5.
Kampmann, U., "Die Münzen der Römischen Kaiserzeit", 2nd. revised edition (Kampmann), p260, nr. 62.53.6.

Quality: Extra Fine
Rarity: C (Common)