1914 Light machine gun 
Aircraft guns Lewis Gun
Light machine gun with a round drum magazine, widely used on aircraft in the First World War. Birmingham Small Arms Co. · United Kingdom→
Aircrafttotal · Encyclopedia
All aircraft
Aircraft weapons 1
1914 Light machine gun
Aircraft guns Lewis Gun
Light machine gun with a round drum magazine, widely used on aircraft in the First World War. Birmingham Small Arms Co. · United Kingdom→
Helicopters 2
1965 UH-1 
American helicopters Bell AH-1 Cobra
The first dedicated attack helicopter Bell Helicopter · United States→
1956 UH-1
American helicopters Bell UH-1 Iroquois
One of the most produced helicopters ever Bell Helicopter · United States→
Government aircraft 1
1957 UH-13J 
Government helicopters Bell UH-13J
The first presidential helicopter Bell Helicopter · United States→
Flying boats 1
Grumman & amphibians Loening OL
Amphibian biplane of the 1920s; Loening engineers later founded Grumman. Loening · United States→
Aircraft engines 1
1952 Lycoming O-360 
Piston engines Lycoming O-360
he Lycoming O-360 is a family of four-cylinder, direct-drive, horizontally opposed, air-cooled, piston aircraft engines. Engines in the O-360 series produce between… Lycoming Engines→
Air forces 3
usarmy
United States Army
Origins The Continental Army was created on 14 June 1775 by the Second Continental Congres] as a unified army for the colonies… United States→
1918 
RAF
European Royal Air Force
The air force of the United Kingdom, the oldest independent air force in the world (1918). United Kingdom→
1947 
USAF
American United States Air Force
The air force of the United States, an independent service since 1947 and one of the largest air forces in the world. United States→
