What does YB-40 stand for?
YB-40 stands for "Prototype B-17 conversion to bomber escort gunship"
How to abbreviate "Prototype B-17 conversion to bomber escort gunship"?
"Prototype B-17 conversion to bomber escort gunship" can be abbreviated as YB-40
What is the meaning of YB-40 abbreviation?
The meaning of YB-40 abbreviation is "Prototype B-17 conversion to bomber escort gunship"
What does YB-40 mean?
YB-40 as abbreviation means "Prototype B-17 conversion to bomber escort gunship"