14th October 1939, Page 30
14th October 1939
Page 30
Page 30, 14th October 1939
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Aspin Engine Represen1
)VANCED 9 THOUGHT L. Jatellr , Novel Design of Head al Rotary V abbe Fermi Departures from Comm( Principles of Controllt Combustion onditions Closely Conformg with the Theoretic......