Wyvern Wyvomatic Mk.3 Duplex Turning, Facing and Boring Machine: Detailed Maintenance Manual.

Wyvern Wyvomatic Mk. 4 Duplex Turning, Facing and Boring Machine: Instruction Manual with Electrical Schematics. Available with English or French Text.

WYVERN Lathes Data Pack. Simple Handbook and lubrication guide together with an Illustrated Parts Manual (as "exploded-component" photographs) for the 4WT and four Sales & Specification Catalogues (an extra 24 pages) for the Models 4WT, 5WT and 4WT with Hydraulic Copying.