21
The B2 bombers were made in extreme secrecy at a converted Ford car manufacturing plant in Pico Rivera, California .
Originally there were 21 but 1 crashed on takeoff. So to this day there are 20 costing around $2.1 billion each.
Originally there were 21 but 1 crashed on takeoff. So to this day there are 20 costing around $2.1 billion each.
A total of only 21 B2 's were built due to extremely high cost. 20 still fly.
7,377 Lancaster bombers were built.
At the height of the Luftwaffe's power they had about 2,800 bombers. Almost all of these were what the Allies would class as 'light bombers'.
The B2 has a crew of 2 people.
two
There are many single engine aircraft used as dive bombers and torpedo bombers that could be cited if this were the aim of the question - was it?
(-8 + b2) - (5 + b2) = -8 + b2 - 5 - b2 = -13
No stealth bombers are on order. They already built all the Air Force could afford.
3 u.s bombers disapeared during world war 2