What does BTPB stand for?
BTPB stands for "Before the Penny Black"
How to abbreviate "Before the Penny Black"?
"Before the Penny Black" can be abbreviated as BTPB
What is the meaning of BTPB abbreviation?
The meaning of BTPB abbreviation is "Before the Penny Black"
What does BTPB mean?
BTPB as abbreviation means "Before the Penny Black"