On an OS map, it's a Public House
marks on a map that stand for real places or real features on a map
Purple Heart
PH on an Ordinance Survey map stands for 'Public House', better known as a pub.
pH is a measure of acidity/basicity; Ph is an abbreviation for phenyl.Bk is the symbol of berkelium.
Hydrogen
Pinch Hitter
Measure of Academic Progress
n on a map stands for north on a compass
Pennsylvania
PLACE
state capitol
Maryland