▁Corps ' s ▁General ▁List ▁on ▁ 1 9 ▁June ▁ 1 9 1 6 ▁and ▁sent ▁for ▁pilot ▁training . ▁On ▁ 1 3 ▁December ▁ 1 9 1 6 ▁he ▁scored ▁his ▁second ▁victory , ▁destroy ing ▁another ▁D F W ▁while ▁flying ▁a ▁Royal ▁A ircraft ▁Factory ▁B . E . 1 2 ▁with ▁ 1 7 ▁Squadron ▁in ▁Sal on ika , ▁Greece . ▁ ▁On ▁ 4 ▁January ▁ 1 9 1 7 , ▁he ▁captured ▁an ▁Al bat ros ▁D . V ▁f ighter ▁despite ▁being ▁over match ed ; ▁the ▁German ▁craft ▁was ▁faster , ▁more ▁ag ile , ▁and ▁had ▁two ▁guns ▁instead ▁of ▁one . ▁Ten ▁days ▁later , ▁he ▁would ▁repeat ▁the ▁fe at , ▁although ▁his ▁victim ▁this ▁time ▁was ▁an ▁Al bat ros ▁two - se ater ▁reconna issance ▁plane , ▁and ▁Green ▁had ▁help ▁from ▁fellow ▁ace ▁Franklin ▁Sau nd ers . ▁On ▁ 1 8 ▁February ▁ 1 9 1 7 , ▁ ▁Green ▁batt led ▁German ▁ace ▁Rudolf ▁von ▁E sch weg e ▁in ▁a ▁dog f ight ▁during ▁which ▁Green ' s ▁gun ▁jam med , ▁and ▁wing man ▁J . ▁C . ▁F . ▁O wen ▁was ▁shot ▁down . ▁Green ▁returned ▁to ▁form ▁on ▁ 1 8 ▁and ▁ 1 9 ▁March , ▁destroy ing ▁a ▁Friedrich sh afen ▁G ▁se ap lane ▁and ▁driving ▁another ▁down ▁out ▁of ▁control ▁on ▁the ▁ 1 8 th , ▁and ▁setting ▁fire ▁to ▁an ▁Al bat ros