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We currently have one genuine 12-bolt Siebe, Gorman & Co. helmet in stock.
Diving Helmet - 12 Bolt Siebe, Gorman & Co. (1881 - 1904)
12-bolt Siebe, Gorman & Co. brass and copper diving helmet (Circa. 1881 - 1904), on custom made solid pine stand.
This item is no longer available.