Cast Iron Mechanical Bank. MULE ENTERS THE BARN. Marked on bottom PAT AUG 3 1880. Place a coin in between the back legs of the mule, press the button the mule flings the coin into the shoot while a dog springs out from under the barn. Some minor paint loss as expected with age. There is a section of cast iron missing on the back of the barn and a crack that runs horizontally (pictured). Please see pictures showing item details and condition.