This was Roland Emett's cartoon railway, later built as a working attraction at the Festival of Britain
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The three locos were of narrow gauge "steam" outline, but the Festival locos themselves have been described as "15 inch gauge diesel-electric engines (from war-surplus searchlight generators), built by Harry Barlow of Stockport. "This puzzled me a little - Diesels?
Anyone hereabouts familiar with searchlight generator engines of this period? 8-) Were any of them diesels. Any thoughts on which engines might have been used in this way.
Thanks