Wyvern Wyvomatic Mk.3 Duplex Turning, Facing and Boring Machine: Detailed Maintenance Manual.
Manuals and Catalogues
Wyvern Wyvomatic Mk. 4 Duplex Turning, Facing and Boring Machine: Instruction Manual with Electrical Schematics. Available with English or French Text.
WYVERN Lathe Mk. 4 WT: Simple Handbook and lubrication guide together with an Illustrated Parts Manual and 4 Sales & Specification Catalogues (an extra 24 pages) for the Models 4WT, 5WT and 4WT with Hydraulic Copying.