Canada, United Kingdom. A ‘Booby Trap’ No. 3 Hinge Type Release Switch, 1942 Auction the label marked with a

the label marked with a large RZM insignia at the far right

The sweatband is perforated along the front edge with five tiny rows of forty ventilation holes each

Badge including its Crown with a four-piece construction

The collar is trimmed in an angled brown embroidered cord beside a 9 mm wide strip of fine silvered wire threading

An iron cross paty with magnetic core and silver frame

Canada, United Kingdom. A ‘Booby Trap’ No. 3 Hinge Type Release Switch, 1942 Auction the label marked with aA rare, genuine Second War British No. 3 Mk I release switch, in metal casing with hinge and single spring action intact, measures 77 mm (w) x 53. 5 mm (h), exhibiting light wear to exterior, remains very fine. Footnote: Designed for the Special Operations Executive, this single spring type was intended for triggering the detonator attached to the charge when a 150 pound pressure was applied and released. Based on purchase location, this item was