What does PB stand for?
PB stands for "Pilotless Bomber"
How to abbreviate "Pilotless Bomber"?
"Pilotless Bomber" can be abbreviated as PB
What is the meaning of PB abbreviation?
The meaning of PB abbreviation is "Pilotless Bomber"
What does PB mean?
PB as abbreviation means "Pilotless Bomber"
