Issue 1/1974 Articles Issue GeschichteExceptional RC System 1/1974 World-class 1/1974 GeschichteThe Militky Principle Emil Giezendanner1/1974 GeschichteChanges to the RC Categories 1/1974 GeschichteThe Simprop Jet Ranger H. Steiner1/1974 GeschichteSK-Hang Glider Model with Mamo II Control System W. Heise1/1974
