Description

PROBUS
SW 94 NW
5/81 Barn and 2 adjoining Engine
houses approx 10 metres North
of Trewithen Home Farmhouse

GV II*

Barn with two engine houses. C18 barn with circa 1800 horse engine house and a steam
engine house added in 1811. Flemish bound brick over stone plinth and with hipped
Delabole slate roof. Rectangular plain barn with horse engine house at rear and steam
engine house in the angle. Two storey. Six bays Slightly arched openings and dove
holes under wide eaves. South end wall has flight of granite steps with iron handrail
to loading door. Horse engine house at rear with steam engine house added in the
angle with a lean to roof. Interior: Pegged tie beam and collar rafter roof structure
in Main Barn. The steam engine was installed for. Sir Christopher Hawkins in 1811. It
was designed by Richard Trevithick and built at the Hayle Foundry. It was the first
steam engine made for threshing and the earliest surviving agricultural steam engine
in the world. It is now in store at the Science Museum Kensington. The engine was
taken out and exhibted at the Royal Agricultural Society Show at Kilburn in 1879 and
presented to the Science Museum by the Royal Agricultural Society in the same year.
The Trevithick engine is a single acting high pressure non-condensing steam-engine.
The boiler is a later replacement of possibly 1854. Information supplied by the
Science Museum, Kensington, London and the Royal Agricultural Society, Belgrave Square,
London.

Listing NGR: SW9144947731

External Links

• Historic England Listing
• Wikidata Q17555894

External links are from the relevant listing authority and, where applicable, Wikidata. Wikidata IDs may be related buildings as well as this specific building. If you want to add or update a link, you will need to do so by editing the Wikidata entry.

Recommended Books

• 
  Historic Environment Law: Planning, Listed Buildings, Monuments, Conservation Areas and Objects, Supplement 2014
• 
  The green guide for historic buildings: how to improve the environmental performance of listed and historic buildings
• 
  Harrow on the Hill: A photographic portrayal of listed buildings and structures (Historic Buildings Picture Guides)
• 
  Hertfordshire (Pevsner Architectural Guides: Buildings of England)
• 
  Listed Buildings: The Law and Practice of History Buildings, Ancient Monuments and Conservation Areas
• 
  Gwent/Monmouthshire (Pevsner Architectural Guides: Buildings of Wales)