The Lemelson-MIT Prize, endowed in 1994 by Jerome Lemelson[?] is awarded to inventors from the United States for outstanding achievement. The winner receives $500,000, making it the largest invention prize.
... (+ 1979)
April 7 - Ralph Bunche[?], diplomat, winner of the Nobel Peace Prize
April 16 - Fifi D'Orsay, actress (+ 1983)
April 22 - Robert Oppenheimer, physicist (+ ...