A Boon for All Seasons
Eric Mason and Barrie Richardson

Boon Eric Mason Barrie Richardson


The story and use of secret marking devices. Eric Mason describes the Boon as the ‘greatest little gimmick in the world.' Here we have it’s history, descriptions of types and how to use, details for making your own and a myriad if uses and effects.

Paperback 50pp

£10.00  (plus postage)