Proceedings of third annual meeting of institute of traffic engineers held at Washington D.C
Bibliography on street and highway traffic
How Washington has reduced its death toll from traffic accidents
Control law for airplane flying from one point to another in shortest time
Control law for airplane flying from one point to another in shortest time
Mysterious faults and their correction
Amityville battles flies and mosquitoes
About odors -- Their nature, cause and control
About odors -- Their nature, cause and control
Railway engineers appear before flood control committee
Selection of shipboard automatic combustion control system
How tomorrow's ships can use boiler control