siblings of Thought Reader xx

half siblings maternal 2 half siblings paternal 6

half siblings paternal

broodmare Glaspia xx (Thoroughbred, 1918, from Glasgerion xx)

Glaspia xx
gender-female
1918

Glasgerion xx / Americus xx

broodmare Procis xx (Thoroughbred, 1919, from Glasgerion xx)

Procis xx
gender-female
1919

Glasgerion xx / Santoi xx

horse Salmon Fly xx (Thoroughbred, 1923, from Glasgerion xx)

Salmon Fly xx
gender-female
1923

Glasgerion xx / Flying Orb xx

broodmare Algeria xx (Thoroughbred, 1913, from Glasgerion xx)

Algeria xx
gender-female
1913

Glasgerion xx / Boulevard xx

broodmare Osmunda xx (Thoroughbred, 1921, from Glasgerion xx)

Osmunda xx
gender-female
1921

Glasgerion xx / Spearmint xx

broodmare Straffan xx (Thoroughbred, 1921, from Glasgerion xx)

Straffan xx
gender-female
1921

Glasgerion xx / Thrush xx