An Historical Map of the East Bay Area, Arthur Hyde, U.S. National Parks Service, 1936
Ranchos
Rancho San Lorenzo (Soto), topographical map showing the position of the rancho of Francisco Soto on the San Lorenzo Creek, surveyed Oct. 1854 by J.J.H. Grammont, part of the record of United States vs Barbara Soto et al. (U.S. District Ct., California Northern District, Land case 300) (Bancroft Library, Univ. California, Berkeley)
Rancho San Lorenzo (Soto), plat, surveyed under instructions from the U.S. Surveyor General, Oct. 1858 and April 1863, part of the record of United States vs Barbara Soto et al. (U.S. District Ct., California Northern District, Land case 300) (Bancroft Library, Univ. California, Berkeley)
Rancho San Lorenzo (Castro), plat, surveyed under instructions from the U.S. Surveyor General, Feb. 1858, part of the record of United States vs Guillermo Castro (U.S. District Ct., California Northern District, Land case 29) (Bancroft Library, Univ. California, Berkeley)