Instructional units on efficiency of movement in traffic and automobile operation
By: Issued by Department of public instruction, Agnes Samuelson, superintendent.  Prepared by Teacher training class, Iowa State teachers college.  Printed by Iowa motor vehicle department, Lew Wallace, commissioner.
Contributors: Iowa State Teachers College.
Published: 1938
Place of publication: [Des Moines?
Language: eng
Number of pages: 118
Subjects: Accidents -- Prevention.; Automobile drivers.; Traffic accidents.
Notes: Includes references.
At head of title: State of Iowa, 1938.