Is ▁the ▁same ▁month . ▁ ▁Sp ence ▁was ▁posted ▁out ▁of ▁No . ▁ 4 5 2 ▁Squadron ▁at ▁the ▁end ▁of ▁November ▁ 1 9 4 4 . ▁Early ▁the ▁following ▁year ▁he ▁joined ▁No .   8 ▁Oper ational ▁Training ▁Unit , ▁which ▁was ▁based ▁at ▁Park es , ▁New ▁South ▁Wales , ▁and ▁operated ▁Wir raw ays , ▁Bo omer angs ▁and ▁Sp it f ires , ▁among ▁other ▁types . ▁He ▁was ▁dis charg ed ▁from ▁the ▁Air ▁Force ▁on ▁ 1 9   Nov ember ▁ 1 9 4 5 . ▁ ▁Between ▁wars ▁ ▁R ather ▁than ▁res ume ▁his ▁bank ing ▁career ▁after ▁the ▁war , ▁Sp ence ▁joined ▁the ▁Department ▁of ▁Information ▁in ▁Can ber ra , ▁initially ▁in ▁administration ▁and ▁later ▁in ▁av iation ▁journal ism . ▁He ▁rejo ined ▁the ▁RA AF ▁in ▁ 1 9 4 6 , ▁receiving ▁a ▁commission ▁as ▁a ▁flying ▁officer ▁( tem por ary ▁squad ron ▁leader ) ▁effective ▁from ▁ 1 7 ▁October . ▁His ▁first ▁appointment ▁was ▁as ▁senior ▁administrative ▁officer ▁at ▁RA AF ▁Station ▁Can ber ra . ▁On ▁ 1 3 ▁September ▁ 1 9 4 7 , ▁he ▁fle w ▁to ▁Sur ab aya , ▁Java , ▁as ▁one ▁of ▁Australia ' s ▁military ▁obser vers ▁with ▁the ▁United ▁Nations ▁commission ▁monitoring ▁the ▁ce ase fire ▁between ▁Dutch ▁forces ▁and ▁Indones ian ▁national ists . ▁That ▁November , ▁he ▁was ▁assigned ▁to ▁the ▁recently ▁formed ▁RA AF ▁College , ▁Point ▁Cook