BNPS.co.uk (01202 558833)
Pic: Bonhams/BNPS

Agent's collection; agent Geoffrey Jones - including knuckle dusters and goggles. This is part of a collection being sold at Bonhams.

Now an incredibly rare surviving example has emerged for sale at Bonhams for the first time along with a number of other hidden weapons and maps disguised as domestic items used by secret agents in the Second World War.