•N.A.C.A. Technical Memorandum No.414 Figs.3,8 & 14. … Fig.3 The Ebrrora aerodynamic balance. Pressure of the 5 wheels supporting the "balance are shown by the manometer columns at the loft. Fron LAc'ronautiquo So-ot. 1926. " C^-o/—X S3 #jf \ ' 10° 20° ~10c 0 30 a Fig.8 Olivie' balance for Fig.14 Fineness curve of measuring the C-ottingoii profile 358,…
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