Novox oxygen resuscitating apparatus, lung-governed type, in metal case, made by Siebe Gorman and Co. Ltd., London, with cylinder by British Oxygen Co. Ltd., 1940-1960 Novox oxygen resuscitating apparatus 1940-1960
"Air Master" compressed air breathing apparatus, by Siebe Gorman and Co. Ltd, London, 1960-1969, from Eastern Elecricity Board, Borehamwood, Hertfordshire "Air Master" compressed air breathing apparatus 1960-1969