Engineering and Technology

Featured among the 24 entries are inventors of magnetic core memory for digital computer (the forerunner of the personal computer), computer graphics, computer self-correction program, stroboscopic light, glass ceramics, the center pivot irrigation system, the round hay baler, the nickel-iron alloy named Permalloy, graphic arts paper handling and presses; pioneer developers of electrification plan of New York’s Grand Central Terminal, the Sao Paulo, Brazil industrial center, the International Business Machines family of early computers, the first high bypass turbofan jet engine, gasohol and an ethanol recovery system, and novel aerosol instrumentation; co-pioneer of microwave industry, developer of first photocopy machine, chief engineers of Union Pacific transcontinental railroad in 1869 and San Francisco-Oakland Bay Bridge in 1936, a NASA flight control engineer during Apollo 13 mission, a NASA aerospace engineer and astronaut in training, co-author of leading reference for field of chemical engineering, builder of engine for Wright Brothers airplane in 1903; nine members of National Academy of Engineering, two inducted into National Inventors Hall of Fame, two elected to National Academy of Sciences, one recipient of National Medal of Science, and one of Presidential Medal of Freedom.

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