OCR Text |
Show Model Plane-Making Grows Into Big Industry Because it boasts three million zealous practitioners, model airplane air-plane building today is the nation's No. 1 hobby and, under the impetus of war-glamorized aviation, is still spreading like a raging grass fire. Launched on a rubber band, the model plane sport today is becoming highly technical with gas-powered creations bigger than their youthful creators competing for space with 1 their full-scale big brothers. Of watch-like precision,, the little engines turn up as high as 8,000 revolutions per minute, and can thrust their hand-made planes over roof tops at better than 100 miles per hour. Long-range designs have flown as far as 300 miles, have stayed aloft as long as 12 hours. Even jet-propelled models have made their appearance. A few have experimented with |