gifford-hill companies 1967 progress different way concrete vintage ad

Original 1967 Houston manufacturing trade magazine vintage ad for THE GIFFORD-HILL COMPANIES. Main office was located in Dallas, Texas. The Gifford-Hill Companies produce progress in 17 different ways. Ready-Mixed concrete, Portland cement, Sand & gravel, Crushed stone, Concrete pipe, Concrete pressure pipe, Crushed slag, Blasting sand, Filter materials, Prestressed Concrete Cross Ties, Irrigation systems, Concrete stave silos, Asphalt products and Locomotive sand. This old dated one page business magazine advertisement would display beautifully matted and framed.