▁ 2 ▁July ▁ 1 9 1 9 ▁while ▁landing ▁at ▁Camp ▁Hol ab ird , ▁Maryland , ▁inj uring ▁about ▁ 8 0 ▁civ ili ans ▁who ▁were ▁watching ▁it . ▁Windows ▁in ▁homes ▁a ▁mile ▁away ▁were ▁sh atter ed ▁by ▁the ▁bl ast . ▁On ▁ 7 ▁July ▁ 1 9 2 1 , ▁US ▁Navy ▁Air ship ▁C - 3 ▁caught ▁fire ▁while ▁in ▁flight ▁and ▁burn ed ▁at ▁Naval ▁Air ▁Station ▁Ham pton ▁Ro ads , ▁Nor folk , ▁Virginia . ▁ ▁F at ▁Man ▁nuclear ▁bomb ▁The ▁first ▁US ▁nuclear ▁bomb s , ▁the ▁F at ▁Man ▁( Mark ▁III ) ▁had ▁incred ibly ▁bad ▁ball istics . ▁Los ▁Al amos ▁engine ers , ▁in ▁an ▁effort ▁to ▁fit ▁the ▁awk ward ▁shape ▁of ▁the ▁weapon ▁into ▁an ▁aer od ynam ically ▁sound ▁shape , ▁based ▁the ▁Mark ▁IV ▁bomb ▁cas ing ▁upon ▁the ▁shape ▁of ▁the ▁C - type ▁bl imp ▁en velope . ▁ ▁Oper ators ▁ ▁United ▁States ▁Navy ▁United ▁States ▁Army ▁ ▁Spec ifications ▁( typ ical ) ▁ ▁See ▁also ▁ ▁List ▁of ▁air ships ▁of ▁the ▁United ▁States ▁Navy ▁ ▁References ▁▁▁▁▁▁▁▁ ▁Category : 1 9 1 0 s ▁United ▁States ▁pat rol ▁aircraft ▁Category : A ir ships ▁of ▁the ▁United ▁States ▁Navy ▁Category : Go ody ear ▁aircraft <0x0A> </s> ▁Ali ▁Cur ung ▁( K ay t ety e : ▁Ale kar en ge ; ▁formerly ▁War rab ri ) ▁is ▁an ▁Ind igen ous ▁Australian ▁community ▁in ▁the