Chicago : Engineering and Contracting Pub. Co. · leaf 430
heseand the braking position, there will be a coast-ing point, so that when power is turned offfrom either forward or reverse direction,there will be available a coasting point beforethe braking position is reached. The mastercontrollers will be of the drum type, one foreach tractor. Current will… … 32-3 Electric Locomotive for Towing Vessels Through the Locks at Panama. walls, two forward towing, and two aft beingtowed by their hawsers, thus holding theship steady. The locomotives will run on alevel, excepting where they pass from onelock to another, where they will climb heavygrades. Between…
Buildings
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
