 The Central London Stock was retired from service, with the last run in regular service being on 10 June 1939, followed by a farewell special on 12 July 1939.Afterwards, 36 of the cars were rebuilt into 18 sleet locomotives, numbered ESL100–ESL117, the driving ends of each car joined to make one double-ended vehicle.One of these trains can be found at the London Transport Museum Acton Depot.