Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu:  Passage: Mutengo wendarama unotsanangurwa kupfurikidza nokutengeserana mumisika yendarama neyezvinhu zvinogadzirwa, asi muitiro unozivikanwa seGold Fixing muLondon, wakavamba muna September 1919, unogovera mutengo womuenzaniso wezuva nezuva kubasa racho. Kugadziriswa kwemasikati kwakaunzwa muna 1968 kupa mutengo apo misika yeUnited States yakazaruka.  Mubvunzo: Kugadziriswa kwezvokudya zvamasikati kwakatanga mugore ripi?
Muna 1968