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Construction of Railroads and Their Management - p58
doi:10.1038/scientificamerican11041854-58b
British Association for the Advancement of Science—No. 2 - p59
doi:10.1038/scientificamerican11041854-59
The “Electrical Motor” Destroyed by a Mob - p64
doi:10.1038/scientificamerican11041854-64e