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Details
A Siebe Gorman & Coo. Ltd. 12-bolt diving helmet, matching number 13055, circa 1920-1930???
The polished bonnet with left mounted spitcock, air inlet and non-return valve (spring defective), adjustable exhaust valve, rope hooks, hinged securing pin, side grills and lashing eyes, the interior complete with air ducts; the corselet with front weight hooks, strapping stamped '12285' (matching) underneath and makers plate -- 19in. (48.3cm.) high (old wear)
See illustration
The polished bonnet with left mounted spitcock, air inlet and non-return valve (spring defective), adjustable exhaust valve, rope hooks, hinged securing pin, side grills and lashing eyes, the interior complete with air ducts; the corselet with front weight hooks, strapping stamped '12285' (matching) underneath and makers plate -- 19in. (48.3cm.) high (old wear)
See illustration