2 parts - Part 1 1895-1897 with 4 The background history of motors and electric railways, The Baltimore and Ohio electrification, Branch line projects of the New Haven and the Pennsylvania, and Manufacturers' experimental locomotives. Part 2 1897-1905 has 6 the Gare d'Orsay electrification, Innovations and experiments in Europe, Test of high-speed operation in Germany, Progress in England and the United States, The Long Island electrification and Potentialities, engineering conclusions of 1905.
Carl Condit was an American historian of urban and architectural history, a writer, professor, and teacher. He wrote numerous books and articles on the history of American building, especially in Chicago, and founded the History of Science Department at Northwestern University, where he taught for over 30 years.