The American Sealyham Terrier Club was founded in 1913. John Edwardes bred the Sealyham Terrier rare Welsh breed dog. The ideal weight for a Sealyham is for females, or for males. Alfred Hitchcock had one of his Sealyham Terriers seen in his 1941 film "Suspicion". Sealyham Terriers are suited for both the town and country. Testing work was also carried out here on the "Magpie", "Redtop" and "Sealyham" rocket motors. In 1970, the Sealyham Mansion was sold to Nancy Ellen Perkins. In chapter 4, a Sealyham Terrier called Nobby joins the family. At this time he also used Sealyham Terriers for hunting otters, stoats and squirrels.