Mark 9 Diver’s Telephone by Siebe Gorman & Co LTD London.Circa 1950’s numbered 1019 complete with covered switches and ports.Metal container of issue with lid and securing points.Dimensions 34x33FREE SHIPPING U.K ONLYMark 9 Diver’s Telephone Commons Box by Siebe Gorman &Co LTD London£550.00PriceAdd to CartBuy Now