rop d uster ▁agricult ural ▁aircraft , ▁both ▁fixed ▁wing ▁and ▁hel ic op ters , ▁used ▁the ▁now ▁otherwise ▁in active ▁air field ▁as ▁an ▁operating ▁base ▁for ▁ref u elling ▁and ▁filling ▁the ▁aircraft ' s ▁sp ray ▁t anks . ▁ ▁As ▁of ▁early ▁ 2 0 0 9 , ▁four ▁naval ▁hang ars ▁still ▁surv ive ▁in ▁use ▁for ▁non - av iation ▁purposes , ▁and ▁were ▁used ▁by ▁the ▁Mer se ys ide ▁Transport ▁Trust , ▁from ▁the ▁late ▁ 1 9 7 0 s ▁until ▁January ▁ 2 0 1 2 , ▁when ▁the ▁char ity ▁moved ▁to ▁new ▁prem ises ▁within ▁the ▁industrial ▁estate . ▁ ▁The ▁four ▁hang ars ▁now ▁stand ▁empty ▁and ▁un used . ▁These ▁four ▁hang ars ▁include ▁' P ent ad ' ▁type ▁hang ars , ▁and ▁are ▁located ▁on ▁the ▁western ▁edge ▁of ▁the ▁old ▁air field . ▁ ▁The ▁site ▁is ▁now ▁being ▁developed ▁with ▁a ▁large ▁super market ▁having ▁opened ; ▁there ▁are ▁several ▁historic ▁photograph s ▁and ▁maps ▁on ▁display ▁in ▁their ▁ca fe ▁of ▁the ▁w art ime ▁site . ▁ ▁Notes ▁ ▁Bibli ography ▁▁▁▁▁▁ ▁" F le et ▁Air ▁Arm ▁A ircraft ▁ 1 9 3 9 ▁to ▁ 1 9 4 5 ", ▁Ray ▁St urt iv ant ▁with ▁M ick ▁Bur row , ▁Air - B rit ain , ▁Tun bridge ▁Well s ▁Kent , ▁ 1 9 9 5 , ▁▁ ▁B urs c ough ▁R N AS ▁B urs c