Visitors to the site can see evidence of the friendship between the two authors, including a copy of Portrait of the Artist as a Young Dog, signed by Thomas and dedicated to Hughes.
Gall ymwelwyr â'r castell weld tystiolaeth o'r cyfeillgarwch rhwng y ddau lenor, megis copi o Portrait of the Artist as a Young Dog wedi ei lofnodi gan Thomas a'i gyflwyno i Hughes.