Word: jovanovich
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Dates: during 1960-1969
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...Ways. To avoid the difficulties that beset the first generation of Au-togiros, J-2's Designer Drago Jovanovich took advantage of modern helicopter technology, effecting many improvements in the control and design of the overhead rotor. The J-2's rotor is stronger but also lighter and smaller than previous rotors, enabling it to be run up to speed faster. When heavier rotors used in the 1930s were al lowed to slow down, their inertia prevented them from being revved up quickly, causing control problems...
...textbooks in the decade ahead, U.S. publishers are hard at work trying to anticipate the next step in education. They are keeping a wary eye on teaching machines, now in the testing stage. Harcourt, Brace spent $60,000 building their own, but junked it. Explains Harcourt President William Jovanovich: "We decided it wasn't our field, but we felt we ought to give it a try." If teaching machines are perfected and catch on, the chances are good the publishing industry will soon be selling them too-or putting out books to teach teachers how to use them...