Application of positive guidance at a freeway-to-freeway connector in California; an urban location in Dubuque, Iowa; and a two-lane rural site in Washington State. Final report.

Mode of access: Internet.

The economics of reducing the county road system: three case studies in Iowa. Final report.

Transportation Department, Office of University Research, Washington, D.C.

Que lejos hemos venido? = How far have we come? : migrant farm labor in Iowa, 1975 : a report of the Iowa Advisory Committee to the United States Commission on Civil Rights /

Mode of access: Internet.

The United States biographical dictionary and portrait gallery of eminent and self made men. Iowa volume.

Mode of access: Internet.