Harvesters at work on a Van Nuys ranch, San Fernando Valley, ca.1898 

Combine harvester on a Van Nuys Ranch, ca.1890-1900 

Twenty-horse harvester at work in a field on a Van Nuys-Lankershim ranch, California, ca.1905-1908 

Harvesters at work in the San Fernando Valley, ca.1900 

Thirteen horse-drawn plows on Van Nuys grain ranch, ca.1900 

Combine Harvesting on the Newhall Ranch 

Combine harvesting on a Newhall ranch, ca.1900 

A combine steam harvester and its crew in the fields, ca.1900 

Grain ranch workers having lunch, [s.d.] 

Harvesting crew posing on baled hay, ca.1890 

Portrait of Isaac N. Van Nuys, one of the developers of the south half of the San Fernando Valley, California, [s.d.] 

Steam threshing beans on the Centinela Ranch 

Exterior view of the Don Lopez Geronimo adobe ranch house, San Fernando Valley, 1898 

Twenty-four-horse harvester in the field, Hemet, Riverside County, ca.1890-1900 

View of construction on Van Nuys Boulevard in Van Nuys, showing train tracks and Virginia Street, February 1911 

The Herbert Howe Bancroft ranch in Spring Valley, San Diego, 1886 

Twenty-four-horse harvester in the field, Hemet, Riverside County, ca.1890-1900 

Exterior view of an adobe at La Liebre Ranch (once Beale Ranch) on the west end of Antelope Valley, 1932 

Bean threshing on the Centinela Ranch 

Bean threshing on the Centinela Ranch (later Inglewood)