books0977: Checking Out the Exhibition. Dal Holcomb. 1947. Successful illustrator throughout the late 1930s with national ad campaigns for General Tire, Royal Cravats, Mazda Lamps, Listerine, Etiquet. Covers for Collier’s, American Weekly Saturday Home, Liberty; interior art for Sunday Pictorial Review, Tower Radio Magazine. Also known as D B Holcomb, he signed his work with his last name or simply “H.”