0 ▁feet ▁( 5 4 9 ▁x ▁ 1 2 ▁m ) ▁tur f . ▁ ▁In ▁the ▁year ▁ending ▁July ▁ 1 6 , ▁ 2 0 0 7 ▁the ▁air port ▁had ▁ 4 3 , 0 0 0 ▁aircraft ▁operations , ▁average ▁ 1 1 7 ▁per ▁day : ▁ 9 8 % ▁general ▁av iation , ▁ 1 % ▁air ▁tax i ▁and ▁ 1 % ▁military . ▁ 2 2 ▁were ▁then ▁aircraft ▁based ▁at ▁the ▁air port : ▁ 7 7 % ▁single - engine ▁and ▁ 2 3 % ▁multi - engine . ▁ ▁History ▁Prov ided ▁contract ▁gl ider ▁training ▁to ▁the ▁United ▁States ▁Army ▁Air ▁Forces , ▁ 1 9 4 2 - 1 9 4 3 . ▁ ▁Training ▁provided ▁by ▁William ▁A . ▁O ng ▁under ▁A AF TC ▁ 2 2 d ▁Gl ider ▁Training ▁Det achment . ▁ ▁U sed ▁primarily ▁C - 4 7 ▁Sky tra ins ▁and ▁W aco ▁CG - 4 ▁un power ed ▁Gl iders . ▁Training ▁began ▁on ▁ 8 ▁June ▁ 1 9 4 2 . ▁ ▁The ▁mission ▁of ▁the ▁school ▁was ▁to ▁train ▁gl ider ▁pilot ▁students ▁in ▁prof ic iency ▁in ▁operation ▁of ▁gl iders ▁in ▁various ▁types ▁of ▁to wed ▁and ▁so aring ▁flight , ▁both ▁day ▁and ▁night , ▁and ▁in ▁serv icing ▁of ▁gl iders ▁in ▁the ▁field . ▁ ▁During ▁w art ime ▁the ▁air port ▁had ▁four ▁compact ed ▁soil ▁run ways ; ▁aligned ▁N /