+Oxon.+ (_Oxonia_), Oxford,
+oz.+, Ounces.
+p.+, Page, +pp.+, Pages.
+Pa.+ or +Penn.+, Pennsylvania.
+Payt.+ or +payt.+, Payment.
+per cent+, or +per ct.+ (_per centum_) or %, By the hundred.
+Ph. D.+ (_Philosophiae Doctor_), Doctor of Philosophy.
+Phil.+, Philip; Philippians.
+Phila.+, Philadelphia.
+pk.+, Pecks.
+P. M.+, Postmaster.
+P. M.+ or +p. m.+ (_post meridiem_), Afternoon.
+P. O.+, Post-Office.
+Pres.+, President.
+Prof.+, Professor.
+Pro tem.+ (_pro tempore_), For the time being.
+Prov.+, Proverbs.
+prox.+ (_proximo_), The next month.
+P. S.+, Postscript.
+Ps.+, Psalms.
+pt.+, Pints.
+pwt.+, Pennyweights.
+qt.+, Quarts.
+q. v.+ (_quod vide_), Which see.
+Qy.+, Query.
+rd.+, Rods.
+Recd.+, Received.
+Rev.+, Reverend; Revelation.
+R. I.+, Rhode Island.
+Robt.+, Robert.