 Ramba uchiverenga ndima iyi - James Irvine 18271886 akaberekerwa muCounty Down, kuIreland musi waDecember 27, 1827, ari wechipiri kumuduku pane vana vapfumbamwe. Apo chirimwa chembatatisi cheIreland chakakundikanamuna 1845, James Irvine nomunununa wake William vaiva vamwe vevaya vakaenda kuUnited States. Zita remhuri yacho nderokuScotland, zvichireva kuti James angave aiva wokuUlster Scot, kana kuti wokuScotland neIreland. Irvine akashanda kwemakore maviri muNew York City. Muna 1848 Irvine akaenda kunobatana neCalifornia Gold Rush somutengesi nomumigodhi. Muna 1854, akatenga mugove muimba yekomisheni yeSan Francisco paFront Street, yaishandiswa nehama yake, John Lyons. Bhizimisi racho rakatumidzwa kuti Irvine Co., vatengesi vezvokudya nezvokudya. Akatanga kuisa mari yake muzvivako zvinopa mari muSan Francisco uye nokukurumidza akava murume akapfuma. Irvine akavawo shamwari isingatauri mubhizimisi rokurera makwai rinonzi Flint, Bixby Company rehama dzainzi Thomas naBenjamin Flint, nehanzvadzi yavo Llewellyn Bixby. Kutengwa kweRancho San Joaquin muna 1864 uye Rancho Lomas de Santiago muna 1866 kwakaratidza kutanga kwemabasa avo muSouthern California. Muna 1867, Irvine akaroora Henrietta Maria Nettie Rice, mwanasikana wevakakurumbira Cleveland, Ohio, mudzidzisi, munyori, mudetembi uye State Senator Harvey Rice, aive chizvarwa chakananga chaEdmund Rice. Nettie akafa muna 1874, uye Irvine akaroora Margaret Byrne muna 1880. Akafa musi waMarch 15, 1886, uye akavigwa muColma, California. 