Details
An Admiralty Pattern 6-Bolt diving helmet by C.E. Heinke & Co. Ltd, No. 120 (all matching), circa 1920-1930
constructed in copper and bronze, the polished copper bonnet with telephone elbow (missing blanking nut), air inlet elbow (missing non-return valve), three circular ports, the front removable and stamped 120 the socket further stamped AP 7985 the left and right with brass grills, adjustable pepper-pot exhaust valve stamped with the maker's name and spit-cock to front; the polished bronze corslet with brass straps secured by six bolts, both bands stamped with maker and number and further inscribed FRONT and BACK, the breast plate and neck also numbered together with embossed title C.E. HEINKE & Co. Ltd. LONDON. S.E.1 -- 19in. (48cm.) high
See illustration
constructed in copper and bronze, the polished copper bonnet with telephone elbow (missing blanking nut), air inlet elbow (missing non-return valve), three circular ports, the front removable and stamped 120 the socket further stamped AP 7985 the left and right with brass grills, adjustable pepper-pot exhaust valve stamped with the maker's name and spit-cock to front; the polished bronze corslet with brass straps secured by six bolts, both bands stamped with maker and number and further inscribed FRONT and BACK, the breast plate and neck also numbered together with embossed title C.E. HEINKE & Co. Ltd. LONDON. S.E.1 -- 19in. (48cm.) high
See illustration