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keywords:(railroad)
Network algorithm for empty freight car allocation
Data processing policy on British railways
New Haven completing extensive communication system
Passing trains at unattended places on single lines
The Amalgamation of railways considered as affecting the internal commerce of the country
Proofs that the two best railways in the world are ... bubble speculations
Hierarchische Planung eines symmetrischen Taktfahrplans im Schienenpersonenverkehr
Missouri Pacific's Computerized Freight Car Scheduling System. System Performance Measurement