Moro Hills Medallion. The Morgan Horse Magazine Nov 1971

https://beta.allbreedpedigree.com/moro-hills-medallion-EuY85myq/pedigree

There is a good photo at the above link. 

Sire of 33 registered get, many of whom were used in breeding. 

His son, Marvelous Gem, is the best known of these and has descendants today.