John Cassell,
Cassell's Illustrated History of England
(1865)
“ Catherine's brother, Thomas Parr, Marquis of Northampton, was as unnaturally cruel to his sister's orphan as Somerset himself. Sudley was granted to him on Seymour's attainder, and he not only held it fast, but maintained a heartless indifference to the fate of his niece, whose champion he ought to have been, having owed his fortune in the world to her mother's influence. ”
