William L. "Bill" Effinger, Jr was an inventor and entrepreneur who founded Berkeley Models. He was elected to the Academy of Model Aeronautics Hall of Fame in 1986. He graduated with a BS degree in mechanical engineering from Brooklyn Polytechnic Institute in 1938. He went on to earn a degree in aeronautical engineering from the Massachusetts Institute of Technology.
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William L. "Bill" Effinger, Jr Wikipedia(Text) CC BY-SA