Author: Kenneth B. Lifshitz
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Makers of the Telegraph: Samuel Morse, Ezra Cornell and Joseph Henry
Kenneth B. LifshitzCurrent price €31.03Original price €36.50The single-wire telegraph revolutionized long distance communication but it was not the brainchild of one inventor, Samuel Morse. His colleagues...
View full detailsCurrent price €31.03Original price €36.50Save 15%
