siblings of Sir Austen

half siblings paternal

stallion Duke of Malton (Clydesdale,  , from Sir Everest)

Duke of Malton

stallion Royal Evergrand (Clydesdale, 1911, from Sir Everest)

Royal Evergrand

stallion Cumberland Gem (Clydesdale, 1910, from Sir Everest)

Cumberland Gem

stallion Everest Sentinel (Clydesdale, 1907, from Sir Everest)

Everest Sentinel

stallion Castle King (Clydesdale,  , from Sir Everest)

Castle King

broodmare Jane Everest (Clydesdale, 1909, from Sir Everest)

Jane Everest