uff ▁and ▁Halle tt , ▁who ▁were ▁both ▁part - own ers ▁of ▁Africa ine ▁with ▁Thomas ▁Fin lay ▁( per haps ▁D uff ' s ▁mat ernal ▁grand father ), ▁opened ▁a ▁store ▁and ▁sh ipping ▁ag ency ▁on ▁Gren f ell ▁Street ▁in ▁ 1 8 3 7 , ▁one ▁of ▁the ▁first ▁in ▁the ▁Col ony . ▁Their ▁resid ences ▁were ▁both ▁on ▁South ▁Terra ce , ▁Ad ela ide , ▁almost ▁adjacent ; ▁D uff ▁moved ▁from ▁South ▁Terra ce ▁around ▁the ▁end ▁of ▁ 1 8 4 6 . ▁ ▁They ▁dissol ved ▁their ▁partners hip ▁in ▁December ▁ 1 8 4 0 . ▁Both ▁had ▁substantial ▁land ▁hold ings ; ▁D uff ▁purchased ▁one ▁of ▁the ▁original ▁town ▁acres ▁at ▁the ▁corner ▁of ▁C urr ie ▁Street ▁and ▁West ▁Terra ce ▁and ▁larger ▁properties ▁near ▁the ▁city . ▁He ▁allowed ▁his ▁far mer ▁ten ants ▁to ▁pay ▁their ▁rent ▁in ▁b ags ▁of ▁whe at . ▁He ▁don ated ▁part ▁of ▁his ▁property ▁" W ood ford ", ▁near ▁Mag ill , ▁for ▁St . ▁George ' s ▁Ang lic an ▁Church . ▁They ▁had ▁other ▁properties ▁further ▁out : ▁at ▁Port ▁Lincoln , ▁and ▁" W ood ford " ▁on ▁the ▁Para ▁River , ▁where ▁he ▁ran ▁sheep . ▁In ▁ 1 8 3 7 ▁he ▁export ed ▁in ▁four ▁b ales ▁of ▁w ool ▁to ▁England ▁– ▁the ▁first ▁from ▁South ▁Australia . ▁D uff ▁and ▁Halle tt ▁were ▁early ▁and ▁gener ous ▁contrib utors