HILLARD, Guillermo "William" was born 6 Jul 1877, San Luis Obispo County, California; was christened 14 Jul 1877, Mission San Luis Obispo, San Luis Obispo, California; died Abt. 6 Sep 1878, San Luis Obispo County, California; was buried 7 Sep 1878, Mission San Luis Obispo, San Luis Obispo, California.