 Nguva yezvikepe zvemhepo muUnited States yakatanga muPhiladelphia muna 1787 apo John Fitch 17431798 akaita muedzo wokutanga wakabudirira wezvikepe zvemhepo zvemamita 14 muRwizi rweDelaware musi wa22 August 1787, pamberi pemitezo yeUnited States Constitutional Convention. Fitch gare gare 1790 akavaka chikepe chakakura chaitakura vanhu uye zvinhu pakati pePhiladelphia neBurlington, New Jersey paDelaware. Ngarava yake yemhepo yakanga isiri kubudirira mune zvemari uye yakavharwa mushure memwedzi mishomanana yekushandira, zvisinei izvi zvinoratidza kushandiswa kwekutanga kwekushanda kwemvura yemvura mumugwagwa unofamba nguva dzose. 