C. R. "Chuck" Downing shared - Authors Bureau ECN: Speak with a favorite author by phone

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C. R. "Chuck" Downing shared: 6/7/2017 1:05:07 AM

#SciFact The fax machine was invented 30 years before the telephone. https://t.co/AAcgYUioae @SherryFrazier
— C.R. Downing (@CRDowningAuthor) June 7, 2017