Not related but found a little info for you.
1930 U S Census
Los Angeles, Los Angeles Co., California
8 April 1930
All living in same household.
Zarate, Richard S, Head, 69, 20 years old at time of first marriage, Born in california, Father born in Chile, mother born in Missouri, Laborer, Marble mine
Zarate, Adella L, Wife, 39, 19 years old at time of first marriage, born in California, both parents born in Mexico
Zarate, Emmilia E, Daughter, 14, born in Arizona
Zarate, Richard S, Son, 13, born in Arizona
Zarate, Gillermina D, Daughter, 10, born in Mexico
Sarabia, Lucy, Sister-in-law, 46, Widow, born in Mexico
Sarabia, Pilar, Neice, 12, born in Mexico
Leon, Otelia, Sister-in-law, 32, Single, born in Mexico
California Death Index
Richard S Zarate,
Born: 27 Jan 1917 in Arizona
Died: 25 April 1972 in Los Angeles Co., California
Hope this helps a little.