£5,000
A FINE 12-BOLT DIVING HELMET BY SIEBE GORMAN, CIRCA 1950 numbered 19685 (matching on faceplate and inside corselet ring), tinned overall, the bonnet with counter-numbered faceplate, spitcock, telephone and air inlet with blanking nuts, adjustable exhaust valve, the corselet with maker’s plate, numbered brails with bolts and front weight studs – 19in. (48cm.) high.(one nut missing from stud)
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