sentences:  Viscount Long's great grandfather Richard Godolphin Long commissioned architect Jeffry Wyattville to build the house in 1808, replacing an earlier mansion on the estate.It was altered and extended in 1836 by Thomas Hopper, who incorporated some panelling and other material brought from another Long family property, Whaddon House, which had been rescued from a fire there the previous year.The estate was originally purchased by Edward Long of Monkton in 1597.