Record Cards from 37013 whilst based Tinsley TMD (TI).
These records date from September 1991  - Last Classified Overhaul 17th September 1995 (Doncaster Works).
37013 (D6713) Was Withdrawn From Service By EWS in October 1999 from the WKBN pool based at Toton TMD (TO)
and scrapped at EMR - Kingsbury  in February 2007

More information can be found here Wikipedia - BR Class 37  -  Class 37 Locomotive Group - Preserved-Diesels Website