In 1822, he deserted from his ship in San Pedro, where he met another British ship-jumper - the Scot John Gilroy (namesake of the city of Gilroy) [REF].
On 5 May 1838, Livermore married the widow Maria Josefa de Jesus Higuera Molina (1815-1879), daughter of Jose Loreto Higuera, grantee of Rancho Los Tularcitos, at the Mission San José [REF].