siblings of MacArthur xx

half siblings paternal

broodmare Royal Message xx (Thoroughbred, 1940, from Marconigram xx)

Royal Message xx

stallion Reading xx (Thoroughbred, 1936, from Marconigram xx)

Reading xx

broodmare Fast Glass xx (Thoroughbred, 1937, from Marconigram xx)

Fast Glass xx

broodmare Pegaway xx (Thoroughbred,  , from Marconigram xx)

Pegaway xx

stallion Contact xx (Thoroughbred, 1931, from Marconigram xx)

Contact xx

broodmare Dyne xx (Thoroughbred, 1937, from Marconigram xx)

Dyne xx

broodmare Speed xx (Thoroughbred, 1935, from Marconigram xx)

Speed xx

broodmare Bravura xx (Thoroughbred, 1936, from Marconigram xx)

Bravura xx

stallion Marabou xx (Thoroughbred, 1931, from Marconigram xx)

Marabou xx

broodmare Miss Cygnea xx (Thoroughbred, 1938, from Marconigram xx)

Miss Cygnea xx