Good News in History, August 7
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Good News in History, August 7

136 years ago today, American inventor Theophilus Van Kannel received a patent for his vision of a seamless and fluid way of entering and exiting buildings: the revolving door. Starting the Van Kannel Revolving Door Company in 1889, his idea was so successful that he was eventually bought out by the International Steel Company which […] The post Good News in History, August 7 appeared first on Good News Network.