ðə sˈaɪt wʌz ɚɹˈɪdʒɪnəli ˈɑːkjʊpˌaɪd baɪ mˈiːzwˈaɪɡwˈɜːnən hˈɔːl, ɐ nˈaɪntiːnθsˈɛntʃɚɹi fˈɑːɹmhaʊs wˌɪtʃ wʌz ɐkwˈaɪɚd baɪ wˈɪljəm wˈɪljəmz ˌɛmpˈiː ɪn wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd ˈeɪɾi fˈaɪv.
The site was originally occupied by Maes-y-Gwernen Hall, a 19th-century farmhouse which was acquired by William Williams MP in 1885.