▁in ▁Port land . ▁ ▁Under ▁command ▁of ▁Capt . ▁Hans ▁Jakob ▁Hans en , ▁she ▁left ▁fully ▁loaded ▁from ▁Sab ine ▁Pass , ▁Port ▁Arthur , ▁Texas ▁on ▁ 2 0 ▁January ▁ 1 9 2 1 . ▁She ▁was ▁bound ▁for ▁Port land , ▁Maine , ▁with ▁a ▁stop ▁in ▁Boston , ▁Massachusetts . ▁She ▁made ▁her ▁regular ▁radio ▁calls ▁on ▁ 2 4 ▁January ▁and ▁ 2 5 ▁January , ▁and ▁reported ▁nothing ▁unusual . ▁She ▁was ▁last ▁seen ▁ ▁north ▁of ▁Jup iter ▁In let , ▁Florida . ▁From ▁that ▁time ▁to ▁this , ▁she ▁remains ▁missing . ▁No ▁further ▁radio ▁signals ▁from ▁her ▁were ▁received . ▁After ▁the ▁H ew itt ▁failed ▁to ▁arrive ▁in ▁Boston ▁on ▁its ▁expected ▁due ▁date ▁of ▁ 2 9 ▁January , ▁Union ▁Sul ph ur ▁sent ▁the ▁ship ' s ▁wireless ▁call ▁( K ▁I ▁L ) ▁through ▁Atlantic ▁coast al ▁stations , ▁and ▁not ified ▁the ▁United ▁States ▁Navy . ▁A ▁huge ▁search ▁along ▁her ▁route ▁found ▁nothing . ▁ ▁Initial ▁hypoth eses ▁about ▁the ▁ship ' s ▁disapp earance ▁were ▁varied . ▁Initial ly , ▁Coast ▁Guard ▁officials ▁in ▁Atlantic ▁City ▁reported ▁hearing ▁an ▁explos ion ▁and ▁seeing ▁a ▁flash ▁approximately ▁ 2 0 ▁miles ▁off sh ore ▁on ▁the ▁night ▁of ▁ 3 ▁February , ▁and ▁connected ▁this ▁event ▁with ▁the ▁H ew itt . ▁No ▁further ▁evidence ▁linking ▁this ▁explos ion ▁to ▁the ▁H ew itt , ▁however , ▁was ▁ever ▁found . ▁A ▁British ▁ins urance ▁company