siblings of Alonzo xx

half siblings maternal 2 half siblings paternal 15

half siblings maternal

broodmare Across the Flat xx (Thoroughbred, 1937, from Fairway xx)

Across the Flat xx
gender-female
1937

Fairway xx / Sardanapale xx

broodmare Bonaroba xx (Thoroughbred, 1936, from Bolingbroke xx)

Bonaroba xx
gender-female
1936

Bolingbroke xx / Sardanapale xx