From RROCA-info

Pre-War Technical Library

Technical documents relating to the care and maintenance of Rolls-Royce and Bentley vehicles manufactured before the outbreak of World War II (1940).

• 40-50HP "Silver Ghost"
• 20HP
• 20-25HP
• 25-30HP
• New Phantom
• Phantom II
• Phantom III
• Wraith
• 3.5 litre Derby Bentley
• 4.25 litre Derby Bentley
• MkV Bentley

General

Documents applicable to all or most pre-war models.

• Valve and Ignition Timing Data
• Lubrication Chart
• Faults and Remedies
• Glove Box Service Directory