Various airforces and armies have different sized squadrons. Usually about 12 aircraft, but not always.
It could be a flight of helicopters, or a squadron
there is a lot my squadron alone has 23!
Paul Marcel Lambermont has written: 'Helicopters and autogyros of the world' -- subject(s): Autogiros, Helicopters 'Lorraine Squadron'
Many police stations have helicopters. Many do not have helicopters, because they probably can not afford to buy or lease one.
That is Marine One, and it is actually one of 3 helicopters operated by the USMC Squadron HMX-1
Yes, many helicopters have radar.
Many helicopters have storage and cargo spaces.
Yes, they had many kinds of helicopters in 1955
Yes, they have many helicopters in Wisconsin.
There are hundreds of different helicopters.
The USMC currently has about 600 helicopters
Helicopters carry from 1 - 90 passengers