Knebworth, Stevenage, England

English Heritage Role: Designating Authority

Historic Houses Association Role: Business Association

English Heritage Register of Parks and Gardens of Special Historic Interest

English Heritage Register of Parks and Gardens of Special Historic Interest, (Swindon: English Heritage, 2008) [on CD-ROM]

Follies & Grottoes

Jones, B., Follies and Grottoes (London: Constable, 1974), p. 344

Gardens of a Golden Afternoon: The Story of a Partnership: Edwin Lutyens and Gertrude Jekyll

Brown, J., Gardens of a Golden Afternoon (London: Allen Lane, 1982), pp. 64-5, 168

The Buildings of England: Hertfordshire

Pevsner, N. and B. Cherry, The Buildings of England: Hertfordshire (Harmondsworth: Penguin, 1977), pp. 221-2

Victoria County History: Hertford, Volume 3

Page, W. Victoria County History: Hertford, Volume 3 ([n.p.]: [n.pub.], 1912), pp. 111-5