Elm Hill Baystater. &. Elm Hill Bay Leader. The Morgan Horse Magazine. March 1978

https://www.allbreedpedigree.com/elm+hill+baystater  (above)

He sired a few. He was inbred to Upwey Ben Don. 

https://www.allbreedpedigree.com/elm+hill+bay+leader  (below)

He was also inbred to Upwey Ben Don. He also sired some. 

Note that these are half brothers; they had the same sire. 

Their sire had Gov't, Lippitt, Old Vermont, and the paternal grand dam's dam was bred by the LU Sheep Co, WY. 

The second dam of Leader's, Little Sister, was mostly Lippitt and High Percent Old Vermont.