Directional traffic control demonstrates efficiency
Wabash tests automatic train control with cablights
Protecting lives on world's busiest Boulevard
Automatic train control in England
Guesswork in highway traffic control
Effect of generator characteristics on train control operation
Pedestrian traffic regulations
Three budget compasses give SKF industry smooth sailing
International Exposition of Traffic Control held in Brussels, May 10-21 1933
Traffic-actuated control system as adopted in Montreal
Airplane vibrations and flutter controllable by design
Effect of control methods on traffic flow