Cutting Horse Morgans. The Morgan Horse Magazine. Jan/Feb 1971

https://www.allbreedpedigree.com/squire+spar

another photo at this link.

https://www.allbreedpedigree.com/sha+dow+gay+king

This horse has a line that comes down to today ending with some Morabs.

https://www.allbreedpedigree.com/allens+king3

another photo at this link. 

Each of these has a California heritage in the pedigree.