Architecture of Hertfordshire See Also 1903Architecture of HertfordshireC.J. Harold Cooperfarm buildingsShenley Random Building 1910 – Offices, Letchworth, Hertfordshire 1903 – Porters Hall, Shenley, Hertfordshire Home / Buildings / Architecture of England / Architecture of East England / Architecture of Hertfordshire / 1903 – Porters Hall, Shenley, Hertfordshire Architect: C.J. Harold Cooper TweetEmail Latest Additions 1862 – House of Retreat, Inchicore, Dublin 1874 – Blessingbourne House, Fivemiletown, Co. Tyrone 1789 – Unbuilt Design for a Villa, Cork 1790s – Design for Coole House, Gort, Co. Galway 1790 – Design for Casino at Lough Cutra, Gort, Co. Galway