This is Heisey's #393 "Narrow Flute" footed Banana Split Dish, made by A.H. Heisey & Co., circa 1909-1935. These were marketed primarily for soda fountain use. This sweet ice cream dish is marked with the Diamond H trademark, and measures 8 inches long x 3 ½ inches wide x 3 ¼ inches high. In excellent condition, with no chips or cracks! So much fun for your ice cream desserts!