Today's installment concludes Telegraph Invented,our selection by Alonzo B. Cornell.If you have journeyed through all of the installments of
Telegraph Invented – 2
The plan of construction devised by Professor Morse for the experimental line of telegraph to be erected between Washington and Baltimore, under the
Telegraph Invented
This series has three easy 5 minute installments.IntroductionAfter the experiments of Franklin that did so much to advance the study of