NAVWEPS 00-8OT-80  BASIC AERODYNAMICS  DOWNWASH FLOW FIELD BEHIND A SWEPT,TAPERED  WING ILLUSTRATED  BY TUFT-GRID  PHOTOGRAPHS  60° DELTA, AR=2.31, X = 0  --+--  30” OF FLOW ANGULARITY  QT  (DEG)  0  8  I6  STALL  24  STALL  32  (a) TUFT  GRID 6 INCHES FROM  (b) TUFT GRID 24 INCHES FROM  TRAILING  EDGE  TRAILING  EDGE  FROM NACA TN 2674  Figure 1.33. Stall Patterns (sheet 7 of 8)  84 