Minnesota Highway History. Material: paper, plastic. Size: 8 1/2" x 11". Description: gold and black cardstock cover with black and gold graphics of old roads and modern highways, title: 50th Anniversary 1921-1971 Minnesota Department of Highways, black plastic spiral bound; contents: 37 numbered pages including a Minnesota highway chronology from ox cart trails modern four-lane highways, bridges, rest areas, bus system, first highway commissioner (Charles Babcock), road financing, Highway Trust Fund, map routes of interstate and defense highways.
