▁in ▁ 1 9 9 1 , ▁becoming ▁the ▁K LM ▁Fl ight ▁Academy . ▁In ▁the ▁course ▁of ▁the ▁next ▁two ▁years ▁after ▁ 1 9 5 4 , ▁a ▁flight ▁theory ▁school , ▁the ▁secondary ▁and ▁final ▁flight ▁education ▁as ▁well ▁as ▁other ▁branches ▁transferred ▁to ▁E elde , ▁making ▁the ▁air port ▁an ▁important ▁av iation ▁training ▁site . ▁ ▁In ▁ 1 9 5 6 , ▁the ▁air port ▁was ▁renamed ▁as ▁" L uch th aven ▁E elde ▁N V ". ▁The ▁official ▁opening ▁of ▁the ▁air port ▁building ▁complex ▁took ▁place ▁the ▁following ▁year ▁on ▁May ▁ 1 5 , ▁by ▁Prince ▁Bernard . ▁ ▁The ▁first ▁landing ▁of ▁a ▁European ▁aer op lane ▁took ▁place ▁on ▁July ▁ 1 3 , ▁ 1 9 5 8 . ▁Tw elve ▁passengers ▁board ed ▁the ▁aircraft , ▁making ▁a ▁trip ▁to ▁Mall or ca ▁for ▁a ▁four teen ▁day ▁vac ation . ▁In ▁the ▁same ▁year , ▁a ▁new ▁air ▁traffic ▁control ▁tower ▁was ▁put ▁into ▁use . ▁▁ 1 9 6 0 s – 1 9 7 0 s ▁ ▁During ▁the ▁ 1 9 6 0 s , ▁the ▁scheduled ▁services ▁were ▁restored , ▁initially , ▁national ▁fl ights ▁operated ▁by ▁N LM . ▁The ▁air field ▁was ▁seen ▁to ▁have ▁the ▁potential ▁to ▁operate ▁use fully ▁as ▁a ▁regional ▁air port ▁and ▁to ▁play ▁a ▁role ▁in ▁the ▁infrastr ucture ▁of ▁the ▁northern ▁part ▁of ▁the ▁Netherlands . ▁The ▁Study ▁Committee ▁for ▁the ▁Development ▁of