Record Cards from 37718 whilst based at Thornaby TMD (TE).
These records date from July 1991 - Last Classified Overhaul 8th February 1989.
37718 (D6784 37084) Was Withdrawn From Service in the WKBN By EWS in October 2000 and Placed on Hire in Spain where it currently resides.

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