- 1Papers relating to the Development of a Full Pressure Suit by P Frankenstein & Sons (YA2007.25)
1941-1971, fonds - 2Materials on Oxygen Systems and Equipment (YA2007.25/4)
1944-1965, series - 3Papers and Publications on Oxygen Regulation and Supply (YA2007.25/4/1)
1952-1965, sub-series - 4Flight and Aircraft Engineer, Vol 74 (YA2007.25/4/1/12)
31 October 1958, item
