Oxygen cylinder used by climbers on 1953 Mount Everest expedition
1952-3
Oxygen cylinder
1901-1918
Oxygen cylinder, one of two for Siebe Gorman 'Proto' Mark IV breathing apparatus
1950
Oxygen Cylinders
1914-1918
Oxygen cylinder, one of two for Siebe Gorman 'Proto' Mark IV breathing apparatus
1950
Oxygen cylinder by British Oxygen Co. Ltd
Oxygen cylinder
1920-1922
Oxygen Cylinder
1920-1922
No 1, Mk2 positive pressure breathing apparatus and oxygen cylinder made by Chubb
Oxygen Cylinders
1914-1918