Wind-tunnel tests on model wing with Fowler flap and specially developed leading-edge slot (1933)
NASA Technical Reports Server (NTRS) · leaf 16
N.A.C.A. Technical Note No. 459 Fig.9 o Plain Clark Y O Plain with Handley Page slot (Ref. 2) x Fowler (Ref.l) A Fowler with Handley Page slot v Plain with special slot a - " special slot … Figure 9-Character ist ic curves for wings equipped with various lift increasing devices.
NASA Technical Reports Server (NTRS)
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