Workers and an olive oil press, San Fernando, Los Angeles, ca.1900 

Workers bottling olive oil, San Fernando Valley, Los Angeles, ca.1900 

Asian American workers in an olive grove, Los Angeles, ca.1900 

Workers weighing and sacking sugar at the Pacific Sugar Company, Visalia, Tulare County, California, ca.1900 

Workers (some Asian Americans) working jubilantly in an olive grove, Los Angeles, ca.1900 

Interior of a storage house for olive oil, ca.1900 

An olive grove, Los Angeles, ca.1900 

Workers in an olive grove, Los Angeles, ca.1900 

Young olive orchard, San Fernando Valley, ca.1900 

Close-up of an olive branch, ca.1900 

Close-up of two jars full of wild olives in oil, ca.1900 

Olive Mill at the San Fernando Mission, ca.1898-1900 

Olive crusher in Sylmar, before December 5, 1933 

Old mill used by miners at the Ten Stamps Mine, ca.1900 

Worker standing on a ladder leaned against one of the dozen or so trees in an olive orchard, El Toro, California, ca.1900 

Interior of a stamp mill, Los Angeles(?), ca.1900 

Four men demonstrating a ramie machine for making fiber, ca.1925 

Six-year old olive tree bearing fruit in an orchard, San Fernando Valley, ca.1900 

Concentrator mill at a mine on the Colorado River, California, ca.1900 

Two men standing in front of a wild olive tree in a wild olive grove, Palmdale, California, 1897