You are looking at a 1940s Mills 5-cent slot machine. It was recently repaired and is in excellent mechanical condition. The exterior has not been restored.
Photos show the current condition. There has never been a key to the back as long as I've owned the unit.
The item "Mills Hash Mark QT 5 cent Machine" is in sale since Tuesday, January 14, 2020. This item is in the category "Collectibles\Casino\Slots\Machines\Antique Coin Slot Machines".The seller is "olive22" and is located in Chino Valley, Arizona. This item can be shipped to United States.