▁the ▁Netherlands , ▁where ▁he ▁worked ▁as ▁civil ▁engineer , ▁amongst ▁others ▁at ▁the ▁construction ▁of ▁p old ers ▁in ▁Fland ers . ▁On ▁ 1 5 ▁June ▁ 1 6 4 9 , ▁G om me ▁received ▁a ▁commission ▁from ▁Charles ▁II , ▁then ▁at ▁B red a , ▁to ▁be ▁quarter master - general ▁of ▁all ▁forces ▁to ▁be ▁raised ▁in ▁England ▁and ▁Wales . ▁On ▁ 1 6 ▁September ▁ 1 6 5 4 ▁at ▁M idd el burg ▁he ▁married ▁C ath arina ▁van ▁De yn se , ▁wid ow ▁of ▁Johannes ▁B ever land , ▁by ▁whom ▁he ▁had ▁a ▁daughter , ▁Anna . ▁G om me ▁was ▁present ▁as ▁military ▁engineer ▁at ▁the ▁Battle ▁of ▁the ▁D unes ▁near ▁D unk irk ▁in ▁ 1 6 5 8 . ▁ ▁After ▁the ▁English ▁Rest oration ▁he ▁was ▁restored ▁to ▁favor ▁in ▁England ▁and ▁was ▁appointed ▁there ▁Survey or - General ▁of ▁Fort ifications ▁in ▁ 1 6 6 0 . ▁A ▁collection ▁of ▁ 6 3 ▁draw ings ▁by ▁De ▁G om me ▁of ▁fort ified ▁towns ▁in ▁the ▁Low ▁Count ries ▁( The ▁Netherlands ▁and ▁Fland ers ) ▁is ▁now ▁kept ▁in ▁the ▁British ▁Library ▁in ▁London . ▁ ▁Rest oration ▁In ▁March ▁ 1 6 6 1 ▁he ▁was ▁promoted ▁to ▁engineer - in - ch ief ▁of ▁all ▁the ▁king ' s ▁cast les ▁and ▁fort ifications ▁in ▁England ▁and ▁Wales . ▁Among ▁his ▁first ▁tasks ▁were ▁the ▁rep airs ▁of ▁D over ▁pier