Diving helmet; Siebe Gorman & Company Limited; 1940-1950; BL.11.18 on NZ Museums
old Siebe Gorman diving helmet of copper brass metal - KuSeRa
Bearnes Hampton & Littlewood (Maritime Auctions): 'A 12-bolt Diving Helmet by Siebe Gorman & Co, London
Siebe Gorman diving helmet bottle opener - The Historical Diving Society
Siebe Gorman Diving Helmet 12 Bolt 10597
1920's Siebe Gorman & Co Ltd Twelve Bolt Diving Helmet & Corselet With Matching Serial Numbers | 541777 | Sellingantiques.com
A Siebe Gorman diving suit,Diving helmet made from tin-plated bronze with Siebe Gorman 6 bolt system,on the front window the serial number 15595.The company's nameplate "Siebe,Gorman & Co..." on the collar.With it