Repair Book from 50045  whilst based at Plymouth Laira Depot (LA).
The book was new to the locomotive on 10th June 1990.
50045 (D445) Was Withdrawn From Service in the NWXC pool based at Laira Depot (LA) in December 1990.
and Scrapped by CF Booth - Rotherham in April 2000.

More information can be found here Wikipedia - BR Class 50  -  Fifty Fund WebsitePreserved-Diesels Website