The Jaguar XJ6 & Daimler Sovereign Series 2 original Workshop Manual No. E188/4 from 1978 is a valuable resource for owners of these classic cars. Published by British Leyland, the manual provides detailed instructions and diagrams for servicing and repairing the XJ6 Series 2 and Sovereign models. This paper-based workshop manual is a must-have for enthusiasts looking to maintain or restore their Jaguar vehicles from the late 1970s.