Excerpt from A System of Automatic Train Control: A Thesis Presented by Charles Woodward Morgan to the President and Faculty of Armour Institute of Technology for the Degree of Mechanical Engineer Having Fulfilled the Required Conditions Preparatory to Making Such PresentationThe first of these installations was made on the Boston, Revere Beach and Lynn Railroad in 1891, the second, on the Intramural Railway at the World's Columbian Exposition...
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