Furnace Brook Morgans. The Morgan Horse Magazine, Sept 1971

https://www.allbreedpedigree.com/ruthvens+jean+ann

Bred in Michigan, she had a pedigree of Lippitt, Gov't, Brunk, and Old Vermont. 

https://www.allbreedpedigree.com/r+r+tambourine

The dam of this mare was another Ruthven mare. Her sire was Gov't.