Marquis Who's Who Millennium Magazine

10 MILLENNIUM 1 9 3 0 Frank Whittle, a British inventor, files a patent for a jet engine 1930 Louis Leakey, an archaeologist, discovers a chopping tool from 1.8 million years ago while excavating in the Olduvai Gorge in Tanzania; the tool is now in the British Museum 1931 Frédéric and Irène Joliot-Curie, two French chemists, discover artificial radioactivity 1934 Richard Hollingshead creates the first drive-in movie theater, the "Park-InTheater," located in Camden, New Jersey 1933 Amelia Earhart, a U.S. aviator, lands in Ireland 15 hours after leaving Newfoundland, becoming the first woman to fly solo across the Atlantic Ocean 1932