▁that ▁would ▁not ▁require ▁boat ▁to ▁reach ▁it . ▁ ▁After ▁the ▁war ▁some ▁of ▁the ▁military ▁install ations ▁were ▁assim il ated ▁into ▁the ▁Royal ▁Norwegian ▁Coast al ▁Art illery , ▁who ▁also ▁built ▁a ▁series ▁of ▁new ▁install ations ▁on ▁the ▁island . ▁In ▁recent ▁years ▁the ▁for tr ess ▁has ▁been ▁used ▁for ▁training ▁new ▁rec ruits ▁for ▁the ▁coast al ▁art illery , ▁but ▁the ▁for tr ess ▁was ▁perman ently ▁closed ▁in ▁ 2 0 0 0 ▁as ▁a ▁part ▁of ▁a ▁major ▁rest ruct uring ▁of ▁the ▁Norwegian ▁Ar med ▁Forces , ▁when ▁the ▁Royal ▁Norwegian ▁Coast al ▁Art illery ▁was ▁de comm ission ed . ▁ ▁See ▁also ▁Black ▁Friday ▁( 1 9 4 5 ) ▁List ▁of ▁islands ▁of ▁Norway ▁ ▁References ▁ ▁External ▁links ▁H erd la ▁museum ▁H erd la ▁golf ▁club ▁H erd la ▁Gu est ▁House ▁H erd la ▁hol iday ▁and ▁le is ure ▁centre ▁German ▁Luft wa ffe ▁at ▁H erd la ▁Ber gen ▁Wind sur f ▁at ▁H erd la ▁ ▁Category : Is lands ▁of ▁V est land ▁Category : A sk ø y <0x0A> </s> ▁D all in ▁Mal m gren ▁( born ▁April ▁ 5 , ▁ 1 9 4 9 ) ▁is ▁an ▁American ▁author ▁and ▁retired ▁high ▁school ▁teacher ▁who ▁has ▁written ▁over ▁ 1 0 ▁nov els ▁as ▁well ▁as ▁several ▁screen plays . ▁ ▁References ▁ ▁External ▁links ▁Official ▁Website ▁ ▁Category : L iving ▁people ▁Category : 1 9 4