Art: PAINTING FOR PRESERVES

LONG the main clients of modern architects, U.S. corporations are slowly becoming major patrons of modern art. One of the most successful examples of art for industry—result of the joint efforts of artist, architect and industrialist—is a vibrant, 8-ft. by 17-ft. mural unveiled this week in the lobby of H. J. Heinz Co.'s new $4,500,000 Research Center in Pittsburgh. From the start,recalls Gordon Bunshaft, design partner of Skidmore, Owings & Merrill, the lobby was planned for a specific kind of painting: "Brick going in on two sides, Mies van der Rohe chairs in...