United States. National Advisory Committee for Aeronautics, United States. National Aeronautics and Space Administration · Washington : G.P.O. · leaf 516
ld not ho appjitriuhlc. There seems to h(r no (loul)tvfrom those tosts that tho honoycomh is ahsoluttily ossontial in most wind tunnols. EFFECT OF DIFFUSERS. Tho first difTusor tried is shown in Fiji;. 14 and consists ossontially of a fuhical box of which bothsides are perforated with small holes,… … A= 60 cm.B /-dmm.C = 3.6 mm. ng./4. COB/CAL D/rFUS£R
Aeronautics
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