▁ 1 1 ▁September ▁ 1 9 4 1 , ▁when ▁the ▁City ▁Council ▁of ▁Ch ico ▁signed ▁a ▁le ase ▁with ▁the ▁U . S . ▁Army ▁Corps ▁of ▁Engine ers ▁( re present ing ▁the ▁War ▁Department ) ▁for ▁the ▁use ▁of ▁ ▁of ▁land ▁at ▁$ 1 ▁per ▁year ▁with ▁an ▁option ▁to ▁buy . ▁The ▁City ▁also ▁provided ▁all ▁util ities ▁and ▁service ▁roads ▁to ▁the ▁field . ▁Between ▁four ▁and ▁five ▁million ▁dollars ▁were ▁allocated ▁for ▁construction ▁of ▁all ▁needed ▁facilities ▁in ▁a ▁very ▁short ▁time , ▁as ▁at ▁other ▁bases . ▁Event ually ▁ 1 4 0 ▁buildings ▁as ▁well ▁as ▁run ways , ▁apr ons ▁and ▁service ▁roads ▁were ▁built . ▁ ▁Ch ico ▁Army ▁Air field ▁was ▁under ▁the ▁command ▁of ▁the ▁ 1 0 th ▁Army ▁Air ▁Force ▁Base ▁Unit , ▁A AF ▁West ▁Coast ▁Training ▁Center , ▁Army ▁Air ▁Forces ▁Training ▁Command . ▁ ▁Ch ico ▁A AF ▁also ▁had ▁five ▁auxili ary ▁landing ▁fields : ▁ ▁Or land ▁A ux ili ary ▁Field ▁No . ▁ 1 ▁▁▁▁▁ ▁now ▁the ▁Ha igh ▁Field ▁Airport ▁ ▁Kirk wood ▁A ux ili ary ▁Field ▁No . ▁ 2 ▁▁ ▁( no ▁remains , ▁abandoned ) ▁ ▁V ina ▁A ux ili ary ▁Field ▁No . ▁ 3 ▁▁▁▁▁▁ ▁( now ▁private ▁De er ▁Creek ▁R anch ▁Airport , ▁ 3 0 0 0   ft ▁square ▁mat ▁field ) ▁ ▁Campbell ▁A ux ili ary ▁Field ▁No . ▁ 4 ▁ ▁( ab andon