WM
WR
William Ridlen
1849–1890·Marion County, Iowa, United States CL
Claud Lloyd
1887–?·Pony, Madison, Montana, USA LH
Lafayette Harris
1888–1953·Pony, Madison County, Montana EB
Elmer Bush
1897–1985·Pony, Madison, Montana RH
KM
Keith Douglas Milgate
1923–1995·Pony, Madison, Montana, USA