Repair Book from 37278  whilst based at Motherwell TMD (ML).
The book was new to the locomotive on 20th March 1991.
37278 (D6978) Was Withdrawn From Service in the MDSR pool based at Tinsley (TI) in February 1994 and Scrapped by TJ Thomson - Stockton in May 2003.

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