Kenneth Todd Roundabouts collection (1896-2002)
Kenneth Todd Roundabouts collection
5.00 Linear Feet (10 boxes.)
The Kenneth Todd Roundabouts Collection details highway interchange planning and regulations from the 1900s-2000s. The collection relates primarily to the implementation of roundabout (traffic circle) interchanges in the United States, but also includes a substantial collection of international articles and photographs, as well as regulatory information. Additional materials include articles on traffic signals such as stop signs, yield signs, and traffic lights; traffic accident statistics; and engineering documentation such as equations and diagrams.
The material is in English.
University of Michigan Library (Special Collections Research Center)