▁now ▁known ▁as ▁the ▁US ▁Bank ▁Building , ▁its ▁main ▁ten ant . ▁ ▁History ▁ ▁After ▁the ▁National ▁Bank ing ▁and ▁C urrency ▁Act ▁was ▁passed ▁by ▁Congress ▁and ▁signed ▁into ▁law ▁in ▁ 1 8 6 3 , ▁First ▁National ▁Bank ▁in ▁D aven port ▁was ▁the ▁first ▁bank ▁in ▁the ▁country ▁to ▁open ▁under ▁its ▁prov isions . ▁ ▁The ▁bank ▁was ▁head ed ▁by ▁Austin ▁Cor bin , ▁who ▁had ▁previously ▁been ▁a ▁partner ▁in ▁Mack lot ▁and ▁Cor bin ▁in ▁D aven port . ▁A ▁$ 1 2 . 6 0 ▁check ▁written ▁by ▁Henry ▁H ess ▁was ▁the ▁first ▁check ▁in ▁the ▁country ▁to ▁clear ▁the ▁new ▁bank ing ▁system . ▁The ▁bank ▁suffered ▁some ▁financial ▁difficulties ▁in ▁the ▁ 1 8 7 0 s ▁and ▁was ▁re - char tered ▁in ▁ 1 8 8 2 . ▁In ▁the ▁ 1 9 2 0 s ▁First ▁National ▁Bank ▁merged ▁with ▁Iowa ▁National ▁Bank ▁and ▁maintained ▁the ▁name ▁of ▁the ▁former . ▁After ▁the ▁Bank ▁Hol iday ▁in ▁ 1 9 3 3 , ▁Union ▁Sav ings ▁Bank ▁and ▁Trust ▁assumed ▁control ▁of ▁First ▁National ▁Bank . ▁The ▁upper ▁flo ors ▁of ▁the ▁building ▁remained ▁occupied ▁after ▁the ▁bank ' s ▁failure , ▁but ▁the ▁main ▁bank ing ▁room ▁was ▁not ▁occupied ▁by ▁another ▁bank ▁again ▁until ▁the ▁late ▁ 2 0 th ▁century . ▁In ▁the ▁meant ime , ▁the ▁main ▁floor ▁had ▁been ▁used ▁for ▁ret ail . ▁Ten ants ▁on ▁the ▁upper ▁flo ors