 In 1870 the Sainsevain brothers moved to Cucamonga, and ran the vineyard and winery with Joseph S. Garcia.In 1874 the Sainsevains purchased land in Hawker Canyon four miles east of Etiwanda and built a large stone house and a reservoir.In 1875, Pierre Sainsevain went to Central America, returning in 1880 to his Sainsevain Villa in San Jose.