1957-3-12br/A sneak preview of the new Packard Clipper for 1957 is offered by A.W. Christensen of Christensen Nelson Motor company in this view of the new sedan on display in the company showroom in McMinnville. this automotive executive has invited Yamhill county residents to visit the showroom for a full view of the Clipper;s long, low line. Supercharged power and twin traction differential are featured by the new Packard.