| Shootout Buckskin 1974 0998424 | Mr Blackburn 101 Bay 1968 0551167 | Mr Blackburn 40 Bay 1963 0246867 | Pretty Buck Brown 1942 0002103 | Pretty Boy Brown 1928 0002229 |
| Mare by Buck Thomas Unknown Unknown U0074608 | ||||
| Lady Cowan 5 Dun 1950 0072249 | Blackburn Dun 1927 0002228 | |||
| Cowan Mare Unknown Unknown U0069865 | ||||
| Poco Pepsi Brown 1955 0052132 | Poco Rey Brown 1948 0018732 | Poco Bueno Brown 1944 0003044 | ||
| Diamond Oakes Chestnut 1932 0000744 | ||||
| Scar Face S Brown 1935 0005863 | Bailey 1 Unknown Unknown U0067751 | |||
| Mare by Midnight Unknown Unknown U0074950 | ||||
| Pine's Cuban 2 Dun 1959 0117250 | Poco Pine Bay 1954 0044523 | Poco Bueno Brown 1944 0003044 | King Bay 1932 0000234 | |
| Miss Taylor Bay 1933 0002636 | ||||
| Pretty Rosalie Buckskin 1943 0013768 | Pretty Boy Brown 1928 0002229 | |||
| Waggoner Mare Unknown Unknown U0081272 | ||||
| Cowan's Lady 2 Dun 1953 0072262 | Rey Del Poblano Brown 1950 0031740 | Rey Del Rancho Chestnut 1944 0007340 | ||
| China Poblana S2 Bay 1937 0000131 | ||||
| Lady Cowan 2 Dun 1950 0072254 | Blackburn Dun 1927 0002228 | |||
| Cowan Mare Unknown Unknown U0069865 |