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Power characteristics of fuels for aircraft engines (1920)
NASA Technical Reports Server (NTRS) · leaf 7
m im P/otNo.3. P/ofNo.4- Revolutions per Minute Tesf/OA ® RevoiuHons per Minute Tesf/OO. I INASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.
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