Repair Book from 25264 whilst based at ??.
The book was new to the locomotive on 20th May 1975.
25264 (D7556) Was Withdrawn From Service at  Toton Diesel Depot (TO) in December 1980 and Scrapped at BREL Swindon Works in June 1983.

More information can be found here Wikipedia - BR Class 25  -  Derby Sulzers Website - Preserved-Diesels Website