TY  - BOOK
ED  - Northwestern University Traffic Institute, Evanston, Ill.
TI  - Accident investigation manual,
U1  - 614.862 
PY  - 1940///]
CY  - [Evanston, Ill.
KW  - Accidents
KW  - Prevention
KW  - Traffic accidents
N1  - Bibliography: p. 223-226
ER  -