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Friction of Aviation Engines (1928)
NASA Technical Reports Server (NTRS) · leaf 6
REPORT NATIONAL ADVISORY COMMITTEE FOR AERONAUTICS 35 70 60 SO 40 30 Boromefr/c pressure, cm of Hg. Fig. 1.—Compression ratio, 6.5. Engine A, 8 cylinders … Baromeiric pressure, cmofHg. Fig. 2.—Compression ratio, 5.4; bore, 5.51 inches; stroke, 5.91 inchesNASA Technical Reports Server (NTRS)
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