air ▁ref uel ing , ▁flying ▁ 2 3 , 1 0 8 ▁miles , ▁and ▁remaining ▁al o ft ▁for ▁nin ety - four ▁hours ▁and ▁one ▁minute . ▁▁▁▁▁ ▁Since ▁ 1 9 4 2 , ▁the ▁X B - 3 6 ▁Pe ac em aker ▁had ▁been ▁under ▁development ▁by ▁Cons olid ated , ▁and ▁work ▁on ▁it ▁was ▁shift ed ▁from ▁its ▁San ▁Diego , ▁California ▁plant ▁to ▁its ▁government - leased ▁plant ▁in ▁Fort ▁W orth . ▁ ▁By ▁ 1 9 4 7 ▁the ▁initial ▁production ▁version ▁B - 3 6 A ▁was ▁ready ▁and ▁in ▁June ▁ 1 9 4 8 ▁the ▁first ▁Con v air ▁B - 3 6 A ▁Peace keeper ▁was ▁delivered . ▁▁ ▁The ▁first ▁B - 3 6 A ▁was ▁designated ▁the ▁" City ▁of ▁Fort ▁W orth " ▁( AF ▁Serial ▁No . ▁ 4 4 - 9 2 0 1 5 ), ▁and ▁was ▁assigned ▁to ▁the ▁ 4 9 2 d ▁Bomb ▁Squadron . ▁B - 3 6 s ▁continued ▁to ▁roll ▁out ▁from ▁the ▁production ▁plant ▁throughout ▁ 1 9 4 8 ▁and ▁being ▁assigned ▁to ▁the ▁ 7 th . ▁ ▁The ▁group ' s ▁last ▁B - 2 9 ▁being ▁transferred ▁on ▁ 6 ▁December ▁to ▁the ▁ 9 7 th ▁Bomb ▁Group ▁at ▁Big gs ▁A FB . ▁For ▁ 1 0 ▁years , ▁the ▁" Pe ac em aker " ▁cast ▁a ▁large ▁shadow ▁on ▁the ▁Iron ▁Cur tain ▁and ▁served ▁as ▁our