What does IRTB stand for?
IRTB stands for "Indian Railway Technical Bulletin"
How to abbreviate "Indian Railway Technical Bulletin"?
"Indian Railway Technical Bulletin" can be abbreviated as IRTB
What is the meaning of IRTB abbreviation?
The meaning of IRTB abbreviation is "Indian Railway Technical Bulletin"
What does IRTB mean?
IRTB as abbreviation means "Indian Railway Technical Bulletin"
