The Chevrolet Nomad was a station wagon model made off and on from 1955 to 1972, and a Chevy Van trim package in the late '70s and early '80s, produced by the Chevrolet Division of General Motors. The Nomad is best remembered in its two-door 1955-57 form, and was considered a halo model during its three-year production as a two-door station wagon.
Source: wikipedia.org