CVA Precision lathe Models1 and 1A as seen here in their various forms: http://www.lathes.co.uk/cva 
Three publications are available: this is the complete Data Pack with Operating, Maintenance Instructions, a Parts Manual and a set of Sales & Technical Specicfaction Catalogues.
A separate Instruction and Maintenace Manual and a Parts Manual are shown lower down the page.
This lathe is sometimes found branded CVA, Coles, Kearney & Trecker and Lodge & Shipley). 
The pack includes every known piece of operation, maintenance, parts and sales literature about these fine lathes.
Three manuals in one: early and lathe editions and an additional, simpler edition - almost certainly the complete set published by CVA that covers all types.
Also included is a comprehensive 41-page set of CVA Sales & Technical Specification literature.
The manuals contain, among other things, highly detailed and comprehensive screwcutting instructions and charts (the latter enlarged from the too-small original), Installation instructions, Lubrication requirements and oil types from different makers (of the period), operation Instructions, basic adjustments, general descriptions, detailed specification, electrical equipment, wiring diagram, Additional Equipment, Special Equipment, annotated photographs of the controls, etc.