British Rail Train-Crew Manual - Class 45 -  Drivers Fault Finding Data
Issue Date June 1981   -   BR 33056/43 Issue 2.


More information can be found here Wikipedia - British Rail Class 45  -  Derby Sulzers Website  -  Cotswold Mainline Diesel Group
More Information Regarding Preserved Class 45 Locomotives can be found on the following websites:  Preserved-Diesels  -   45132.com