Peter Holland's "Slide Rules"

This book describes all the slide rules manufactured by A.W. Faber and A.W. Faber-Castell. It contains information about each series of models, the scales, the patents and the materials used. It also provides detailed clues on how to date every slide rule made by this manufacturer.
It represents an invaluable source of information for all lovers of these unique analogue calculating aids.

Sixth revised edition hardback 160 pages A5 format

May be purchased from Peter Holland at: PHolland@t-online.de