This is a rare 250cc Royal Enfield WD⁄D which was found derelict in a hedge in the UK. This bike was purchased by the present owner in 2000 and features on the front cover of the book "British Forces Motorcycles 1925-45" by Chris Orchard and Steve Madden.
The Guernsey Military Vehicle Group is affiliated with the UK Military Vehicle Trust (MVT) (http://www.mvt.org.uk/), which is a nation-wide society concerning the conservation of military vehicles.