M. CORNELL IMPORTERS White Stoneware 8oz Diner Mug with IH Logo Stoneware Diner Mug. Harvester's IH black and red logo on the side. 8-ounce mug. Our diner-style mugs are always heavy weight Green glaze. Dimensions: 3 3/4 tall by 3 1/2 wide Vintage IH logo high quality stoneware.