Airfoil comparison(KC-135 BL52.44 AIRFOIL, BOEING-VERTOL VR-14 AIRFOIL, S2048, S1221 w/ 4 deg flap, BOEING-VERTOL VR-9 AIRFOIL, AG04, BOEING VERTOL V(1.95)3009-1.25 AIRFOIL, HQ 1.5/12 AIRFOIL, YS-915, CHEN AIRFOIL, CLARK W AIRFOIL)