▁of ▁America ▁from ▁ 1 9 6 7 ▁to ▁ 1 9 7 6 , ▁George ▁Mason ▁University , ▁ 1 9 7 6 – 8 5 ; ▁United ▁States ▁Ge ological ▁Survey ▁( US GS ) ▁Cart ograph er ▁from ▁ 1 9 8 5 , ▁special izing ▁in ▁satellite ▁image ▁mapping ▁at ▁various ▁scales , ▁including ▁the ▁ 1 : 2 5 , 0 0 0 - scale ▁color ▁maps ▁of ▁Mc M ur do ▁D ry ▁Valle ys , ▁ 1 9 9 7 . ▁ ▁Category : Val le ys ▁of ▁Victoria ▁Land ▁Category : Mc M ur do ▁D ry ▁Valle ys <0x0A> </s> ▁The ▁ 2 0 1 8 – 1 9 ▁FA ▁Tro phy ▁( known ▁for ▁spons or ship ▁reasons ▁as ▁the ▁Build base ▁FA ▁Tro phy ) ▁is ▁the ▁ 5 0 th ▁season ▁of ▁the ▁FA ▁Tro phy , ▁an ▁annual ▁football ▁competition ▁for ▁teams ▁at ▁levels ▁ 5 - 8 ▁of ▁the ▁English ▁National ▁League ▁System . ▁ ▁Calendar ▁The ▁calendar ▁for ▁the ▁ 2 0 1 8 – 1 9 ▁Build base ▁FA ▁Tro phy , ▁as ▁announced ▁by ▁The ▁Football ▁Association . ▁ ▁One ▁team ▁at ▁Level ▁ 8 ▁did ▁not ▁enter ▁( Gu ern sey ). ▁This ▁was ▁the ▁first ▁year ▁to ▁have ▁an ▁Ext ra ▁Pre lim inary ▁Round , ▁due ▁to ▁the ▁increase ▁from ▁ 7 2 ▁to ▁ 8 8 ▁teams ▁in ▁the ▁Level ▁ 7 ▁le agues . ▁ ▁Ext ra ▁Pre lim inary ▁Round