William Massey-Mainwaring William Massey-Mainwaring The Honourable William Frederick Barton Massey-Mainwaring (28 May 1845 – 12 March 1907) was an Irish art collector and Conservative Party politician in the United Kingdom. The fifth son of Eyre Massey, 3rd Baron Clarina and his wife Susan Elizabeth "née" Burton, he was originally known as William Frederick Barton Massey. Educated at Trinity College Dublin, he was called to the bar at the Inner Temple, London. In 1872 he married Isabella Anne Milman, a widow and only child of Benjamin Lee Mainwaring of Knaresborough. He assumed the surname Massey-Mainwaring on marriage. Massey-Mainwaring was a well-known art collector
Thomas Mainwaring Penson Thomas Mainwaring Penson Thomas Mainwaring Penson (1818–64) was an English surveyor and architect. His father and grandfather, who were both named Thomas Penson, were also surveyors and architects. His grandfather Thomas Penson (c. 1760–1824) worked from an office in Wrexham, North Wales, and was responsible for the design of bridges, roads, gaols and buildings in North Wales. His son Thomas Penson (1790–1859) was county surveyor to a number of Welsh counties and also designed bridges. He later moved to Oswestry, Shropshire where he established an architectural practice. Thomas Mainwaring Penson was born in Oswestry, and was educated at Oswestry School.