Manufactured in 1931, the very first year and part of the original 16 toys that launched the company. Very few were wind-ups as they all became pull/push toys after 1931. Toy is called Go N Back Mule. This toy is difficult to find working, and has original tail and oilcloth ears. Some general paper loss and wear.Condition: (Very Good).Dimensions: 8 -1/2" x 8" x 2 -1/2".