By 1860 , the brothers ' land holdings had been substantially reduced , partly to pay for the previous decade 's litigation and to cover newly imposed property taxes . Among the lawyers representing them was Horace Carpentier who acquired large chunks of the Peralta lands as compensation for his services . After the 1868 Hayward earthquake destroyed many of the rancho 's buildings , Antonio ( the third son ) , built what is now known as the Peralta Hacienda , an Italianate Victorian two-story frame house in 1870 , located in what is today the Fruitvale district of Oakland
1868 Hayward earthquake
1868 Hayward earthquake
Rancho San Antonio (Peralta)