Original oil and gas trade magazine vintage ad for NORTHWEST ENGINEERING COMPANY, Main office was located at 1513 Field Building, 135 South La Salle Street, Chicago, IL. This Northwest Goes Anywhere on The Pipeline! Northwest Hy-Trak, a crawler built for pipeline work. Used by R.H. Fulton Company, Brown & Root, H.C. Price and others. This unique 1962 old petroleum oilfield pipe line industry crane equipment magazine advertisement would display beautifully matted and framed. Nice graphics.