- mount ed ▁Lewis ▁machine ▁gun , ▁soon ▁earned ▁a ▁reputation ▁for ▁spin ning ; ▁its ▁rear ▁mounted ▁rot ary ▁engine ▁and ▁sensitive ▁controls ▁made ▁it ▁very ▁respons ive . ▁Haw ker ▁counter ed ▁this ▁worry ▁by ▁taking ▁a ▁D H . 2 ▁up ▁over ▁the ▁squad ron ▁base ▁and , ▁in ▁front ▁of ▁the ▁squad ron ▁pil ots , ▁put ▁the ▁aircraft ▁through ▁a ▁series ▁of ▁sp ins , ▁each ▁time ▁recover ing ▁safely . ▁After ▁landing , ▁he ▁carefully ▁described ▁to ▁all ▁pil ots ▁the ▁correct ▁procedures ▁to ▁recover ▁from ▁a ▁spin . ▁Once ▁the ▁pil ots ▁became ▁used ▁to ▁the ▁D H . 2 ' s ▁characteristics , ▁confidence ▁in ▁the ▁aircraft ▁rose ▁quickly , ▁as ▁they ▁came ▁to ▁appreciate ▁its ▁man oe uv rab ility . ▁ ▁He ▁then ▁led ▁the ▁squad ron ▁back ▁to ▁Bert angles , ▁north ▁of ▁the ▁Som me ▁in ▁February ▁ 1 9 1 6 , ▁where ▁the ▁squad ron ▁quickly ▁helped ▁counter ▁the ▁F ok ker ▁Ein de cker ▁mon op lan es ▁of ▁the ▁Imperial ▁German ▁Army ' s ▁Fl ie ger tr u ppe ▁which ▁were ▁dominant ▁over ▁the ▁Western ▁Front ▁in ▁the ▁run ▁up ▁to ▁the ▁Som me ▁off ensive ▁in ▁July ▁ 1 9 1 6 . ▁Haw ker ' s ▁ag gress ive ▁personal ▁philosophy ▁of ▁" Att ack ▁Everything ", ▁was ▁the ▁entire ▁text ▁of ▁his ▁tact ical ▁order ▁of ▁ 3 0 ▁June ▁ 1 9 1 6 . ▁Sp ur red ▁by ▁his ▁ag gress