The machine also has a unique escalator modification known as a roll away escalator which was used to avoid common coin jams of the Mills Escalator. I have two Blue Bells so Im parting with this one. The entire machine has been cleaned and lubed and is ready for years of solid play. The item "MILLS BLUE BELL SLOT MACHINE" is in sale since Sunday, August 25, 2019.This item is in the category "Collectibles\Casino\Slots\Machines\Antique Coin Slot Machines". The seller is "bradp1093" and is located in Annapolis, Maryland. This item can be shipped to United States.