The Resistance of Spheres in Wind Tunnels and In Air (1924)
NASA Technical Reports Server (NTRS) · leaf 13
vered. It will be seen from the curve, Figure 12, that several sots of data were taken over the entire testing range, and, because of their bulk, tabular data are omitted. Figure 13 (nonlogarithmic) will give a better idea of the large VL range covered. SECTION V. The problem of procuring data on… … rant, and return is brought about by an elastic Fig. U.—Recording theodolite. cord attached to the armature below the pivot. A chronometric contact makes and breaks the electromagnet circuit, The vertical post, upon which both assemblies are mounted, is free to traverse.
NASA Technical Reports Server (NTRS)
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