siblings of Royal Blue xx

half siblings maternal 2 half siblings paternal 18

half siblings maternal

broodmare Lady Muncaster xx (Thoroughbred, 1884, from Muncaster xx)

Lady Muncaster xx
gender-female
1884

Muncaster xx / Rataplan xx

broodmare Bengal Light xx (Thoroughbred, 1881, from Beauclerc xx)

Bengal Light xx
gender-female
1881

Beauclerc xx / Rataplan xx