Engineering Potpourri History
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              About the History category
            
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          0 | 705 | April 2, 2019 | 
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              When Does a (Printed) Published Copyrighted Work Enter the Public Domain?
            
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          1 | 886 | September 6, 2021 | 
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              Mid-Twentieth Century Bridge Constuction
            
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          10 | 934 | June 17, 2021 | 
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              Origin of trig terms tangent and secant
            
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          2 | 3372 | April 22, 2020 | 
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              Wood stave pressure pipes
            
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          13 | 1349 | November 2, 2019 | 
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              The 10 Greatest Engineers of All Time
            
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          30 | 4405 | September 25, 2019 |