▁the ▁last ▁of ▁the ▁World ▁War ▁II ▁T all boy ▁designs ▁was ▁dropped ▁during ▁a ▁Comm ando ▁V ault ▁mission ▁to ▁clear ▁a ▁landing ▁zone ▁for ▁hel ic op ters ▁on ▁a ▁r idge ▁during ▁the ▁ 1 9 6 9 ▁Battle ▁of ▁Hamb urger ▁Hill ▁in ▁Vietnam . ▁Dro pping ▁from ▁, ▁the ▁bomb ▁hit ▁exactly ▁where ▁it ▁was ▁needed . ▁The ▁Comm ando ▁V ault ▁miss ions ▁were ▁more ▁accurate ▁in ▁bomb ▁delivery ▁on ▁target ▁than ▁the ▁more ▁modern ▁B - 5 2 s . ▁ ▁Work ▁still ▁progress ed ▁on ▁the ▁ ▁T - 1 2 ▁Cloud maker , ▁which ▁could ▁be ▁carried ▁by ▁the ▁Con v air ▁B - 3 6 A . ▁ ▁See ▁also ▁ ▁AS M - A - 1 ▁Tar zon ▁ ▁B unker ▁b uster ▁ ▁Grand ▁S lam ▁ ▁Notes ▁ ▁References ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁ ▁▁▁▁▁▁▁▁ ▁March ▁ 1 9 4 5 , ▁** A pril ▁and ▁May ▁ 1 9 4 5 ▁▁▁▁▁▁▁▁ ▁June ▁ 1 9 4 4 , ▁** J uly ▁ 1 9 4 4 , ▁** August ▁ 1 9 4 4 , ▁** Se ptember ▁ 1 9 4 4 , ▁** Oct ober ▁ 1 9 4 4 , ▁** Nov ember ▁ 1 9 4 4 , ▁** Dec ember ▁ 1 9 4 4 ; ▁** J anu ary ▁ 1 9 4 5 , ▁** F ebru ary ▁ 1 9 4 5 , ▁** M arch ▁ 1 9 4 5 , ▁** A