Reducing automobile accidents by municipal control of operators
Effect of traffic signals on traffic flow and accidents in essex county, New Jersey
New York's new method of investigating fatal traffic accident causes
Die Berliner Verkehrsunfallstatistik 1931
Die Berliner Verkehrsunfallstatistik 1931
Accident statistics of Berlin for 1930
Preventive planning for traffic safety
Road engineering in relation to safe movement of traffic
Road engineering in relation to safe movement of traffic
Fighting your city traffic accidents with records and engineering
Report on traffic accident prevention in Detroit
Problem of traffic accident prevention
Organized transportation as a factor in traffic safety
Pedestrian problem seen uppermost in accident situation
How accidents at street crossings occur
Getting convictions for traffic accidents
Transit accident frequency down 35 per cent in six years
Traffic accidents in Berlin in the year 1927