Historical Map: A Progress Report on the Interstate Highway System, 1961
A great old map on a subject matter very dear to my heart – the Interstate Highway System. Produced in 1961 by the Caterpillar Tractor Company, who stood to gain a great deal in the construction work required to complete the network, it shows the proposed completed network in white, sections under construction with blue dashes, and – somewhat counter-intuitively – sections that are open to traffic in red. It’s immediately apparent how little of […]