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P. The fifteenth letter of the Latins. - On some very early coins of the Romans its form is somewhat like the (Gamma) of the Greeks. the semicircular part not being complete, as on coins of Minucia and of the Furia families.

P. Is found serving as a mint-mark on the denarii of several Roman families, and appears also on the field and in the exergue of many coins of the Lower Empire. It is sometimes doubled as in Jupiter written JVPPITER.

P. Was occasionally used by the Latins for B, and this not only in the more ancient times but also in later ages, probably from similarity of sound. An instance occurs, so far in the Imperial series of Roman coins, as Antoninus Pius, on a second brass of whose reign is to be observed the word OPSEQVENS, as an epithet to FORTVNA, when according to the ordinary rule of writing, it should be OBSEQVENS.

P. This letter by itself signifies Pater; or Patriae; or Per; or Percussa; or Perpetuus; or Pius; or Pontifex; or Populus; or Posuit; or Praefectus; or Primus; or Princeps; or Provinciae; or Publius; or Publico; &c.

P. Pecunia, or Percussa moneta. - AQVIL.P Aquiliensis Pecunia, or Aquileiae Percussa; on a coin of Julianus II.

P. Penates, - D. P. Dii Penates. - (Baudelot, i, p, 180).

P. Peragrata, - ADVENTVS AVGVSTI. G. P., that is to say, Romam in urbem Adventus Augusti Graecia Peragrata; on a medal of Nero.

P. Pia. - LEGio V.P.C. Pia Constans. - P. for Pia is also an epithet frequently applied to Roman colonies.

P. Plebis. - TR. P. Tribunus Plebis. A Tribune of the people.

P. Pondus - Pondera. - PNR. On the field of a second brass of Claudius; Pondus Numi Restitutum, as it has been interpreted.

P. Populi. - P.R. Populi Romani. - CAPR. Cusus Auctoritate Populi Romani. Money struck by the authority of the Roman people.

P. Populo, - P.CIR.CON.  Populo Circenses Concessit. - P.D.  Populo Datum.

P. Potestate. - T.P. or TR.P. Tribunicia Potestate.

P. Praetor. - PRO.P. Pro Praetore.

P. In the vexillum, or cavalry standard, means Principes, or that corps of Roman soldiers which formed their second line in battle array. Thus on certain denarii of the Valeria family the letters H. and P. on the legionary standards signify Principes and Hastati.

P Pro. - P.C.  Pro Consul or Pro Consule. - P Q  Pro Quaestore.

P. Pronepos. - C.OCTAVIVS.C.P.  Caii Pronepos.

P. Provincia. A.P. Armenia Provincia.

P. Publicae. - R.P.C. Rei Publicae Constituendae.

P. Publius, a frequent Roman praenomen, both on Family and Imperial coins.