Knoxville Tennessee Shot Glass. Features The 1982 World's Fair. A Miniature Mini Mug Style. Clear Glass with the World's Fair Red Flame Logo on Front. Back of Mug is Blank. This Mini Mug Shot Glass is About 2 Inches Tall and About 1 5/8 Inches in Diameter at Base. I Find No Markings on the Bottom of the Shot Glass. No Chips or Cracks with All Color and Print Strong and True. Used, But Not Abused.