1953 Fourth Edition AVO Valve Data Manual

This is a 1953 Fourth Edition AVO Valve Data Manual published by AVO: (Acweeco: Automatic Coil Winder And Electrical Equipment Co. Ltd).

In pretty good condition with scuffs, discolouration and a few bumps on the edges commensurate with age and use.

A hardback book comprising 98 pages including valve characteristic meter data for Receiving and Small Transmitting Valves. A wealth of information for the valve enthusiast!

Please click on the following link for more vintage reference books.