Eugene M. & James E. Mix. This is the only combination lock made by the Mix brothers and the only lock known to exist

“E.M. & J.E. MIX ITHACA”. 2.674″ high x 1.638″ wide x .572″ deep. Brass body. Brass shackle. Original Brass key. The lock is opened by the dots not the numbers. Combination: Mix right, stop at the dot after 4, turn left, stop at the dot before 11, pull shackle up.