P. H. S.—Pennsylvania Historical Society.
Pinx. or pxt.—Pinxit, he painted it.
P. J.—President Judge; Police Justice.
Pl. or Plur.—Plural.
Plff.—Plaintiff.
P. M.—Post meridiem, afternoon; Post-master; Passed Midshipman.
P. M. G.—Postmaster-General.
P. O.—Post-Office.
Pop.—Population.
Port.—Portugal or Portuguese.