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Download Amazing American Inventors of the 20th Century (Inspiring by Laura S. Jeffrey PDF

By Laura S. Jeffrey


the 10 americans profiled during this booklet will not be established to a few humans, yet their innovations definitely are.

Today, we take without any consideration units resembling televisions, microchips, lasers, or even the large Soaker water gun. in the final 100 years within the usa, inventive participants reminiscent of these brought during this ebook have driven know-how past the goals of quite a few years ago.

Each of those inventors all started with an idea for making improvements to a few element of existence. via ingenuity, labor, and ability, they made their principles a reality.

Includes profiles of William Lear, Philo Farnsworth, Beatrice Kenner, Gertrude Belle Elion, Gordon Gould, Charles Ginsburg, Robert Shurney, Jack Kilby, Stephanie Kwolek and Lonnie Johnson.

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22 After facing shot and shell during the past four years and being hailed as an American hero, U. S. Grant’s toughest battle perhaps was simply trying to sidestep a night at the theater and placate an angry wife. In a room adjoining the cabinet meeting, Mary Lincoln was sealing a note and handing it to a messenger. The message—a summons—was directed at Julia Grant. th e pr e s i d e n t a n d t h e pl ay e r 35 “Here comes the handsomest man in Washington,” said one of the young men loafing outside Ford’s Theater.

When Lincoln countered that the general was successful, Mary snapped back: “Yes, he generally manages to claim victory, but such a victory! He loses two men to the enemy’s one. . ”25 Far from enjoying what should have been a triumphal ride around Washington, U. S. Grant was fidgeting in his seat, puffing nervously on a cigar, his mind preoccupied with how he might extricate both himself and his wife from enduring a similar torture the following evening. Meanwhile, throughout the glowing city, the victorious merry-making continued.

Unfortunately, many of the field pieces on hand were relics from previous wars, and no matter how much enthusiasm they might possess, townsmen were still only amateur artillerists. As a consequence, terrible mishaps marred the festivities. In New York City, two men firing a cannon at dockside were blown into the harbor by a premature explosion. Both men were hideously mangled, and to the horror of bystanders, one victim was seen flailing in the bloody water just before he slipped under. 13 At Davenport, Iowa, and dozens of other towns, similar accidents had a chilling effect on the otherwise joyous occasion.

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