A site for modellers containing some interesting model plans, aircraft technical drawings, and basic information about dozens of different aircraft types
An aircraft modelling website with many nice articles
Academy
of Model Aeronautics, world's largest sports aviation
organization
South
African Model Aircraft Association
Aircraft
Engine Historical Society - a society which fosters an appreciation
of the people, art, and science associated with aircraft engine
development, manufacture, and use.
An
engineering society for advancing mobility in land, sea, air
and space.
A
site dedicated the the preservation of wooden propellers.
