I inherited this diving helmet from my grandfather. It was made for admiralty during WW1 by Siebe Gorman, submarine engineers. It is made of copper and brass and would have been used with a two ...

Much progress has been made, and as an example of the most advanced methods now in use we reproduce, by courtesy of Messrs. Siebe, Gorman and Co., Ltd., two illustrations (Fig. 1) of the Davis ...

The 'Proto' self-contained breathing apparatus was manufactured by the Siebe Gorman Company c.1914-1972. It was used by mines rescue services across the country, including the Hednesford Central ...

The 'Proto' self-contained breathing apparatus was manufactured by the Siebe Gorman Company c.1914-1972. It was used by mines rescue services across the country, including the Hednesford Central ...