siblings of Glen Arvis xx

half siblings paternal 2

half siblings paternal

stallion Spartan Valor xx (Thoroughbred, 1948, from Attention xx)

Spartan Valor xx
gender-male
1948

Attention xx / unknown

stallion Attention Mark xx (Thoroughbred, 1947, from Attention xx)

Attention Mark xx
gender-male
1947

Attention xx / Man O'Night xx