Rio Grande Railroad Fire King Mug. Peach luster, beautiful condition with a glossy finish. - Brand: Fire King (logo on the bottom) - Design: Rio Grande - Size: Approx. W10.5 (including handle) x H8.5 x φ8 cm - Country of Manufacture: U.S.A. Thank you for looking. Purchased in the U.S. several years ago. There is some loss of the black line print for the text and map (as shown in the photos). I would be happy to sell this to someone who understands the characteristics of American vintage items.