Keith Revell and his son Michael visited Sellindge on 29 November with their pre-production model of the 4DD. Here they are holding their model (somewhat dwarfed by the original driving cab of 4002 in the background) with members of the restoration committee.
History
Information from the archives
An article from the Railway Magazine article January 1950 Information on EP Brake instructions for 4DD units Nos 4001 and 4002