BO-105 / PHI Helicopters Vietnam War About half of the total

About half of the total airplanes built remained in service in the early 1990s

a growth that was very largely due to the DC-3

multi-mission fighter/attack aircraft that can operate from either aircraft carriers or land bases

in missions ranging from mountain rescue to troop transport

a new interior

BO-105 / PHI Helicopters Vietnam War About half of the totalBO 105 helicopter model. The Messerschmitt Blkow Blohm Bo 105 is a light, twin engine, multi purpose helicopter developed by Blkow of Ottobrunn, West Germany. It was the first light twin engine helicopter in the world, and the first rotorcraft that could perform aerobatic maneuvers such as inverted loops. The Bo 105 features a revolutionary hingeless rotor system, at that time a pioneering innovation in helicopters when it was introduced into service