
Industry Associations
Rough and Tumble Engineers' Historical Association
Individuals interested in old gas and steam engines and farm machinery. Rough and Tumble engineers operate saw mills, threshers, road rollers, and other machinery. Maintains museum of antique farm and ...
Members: 1,500
Founded: 1948
Dues: individual, $20 annual; family, $25 annual; life, $200 annual.