Team of horses pulling fifteen tons of barley at an unidentified location, 1900-1910 

Twenty-mule team standing in front of John Searl's borax warehouse in Mojave, ca.1880 

An agricultural worker with a plow and team of mules harvesting sugar beets, Ventura County, ca.1900 

Outer court and the jail at Guajome Ranch in San Diego, 1870-1880 

Horse and wagon near the Rio Grande River on the road to the Indian Pueblo of Taos, New Mexico, ca.1889 

Twelve-horse team pulling three covered wagons with a single jerk line to horses as they team overland, ca.1898 

Don Juan Chavez on a horse in front of the hacienda of Juan Francisco Reyes, San Fernando Valley, ca.1932 

Large wagon being pulled by a team of twenty-six horses in the Imperial Valley, [s.d.] 

Dog sleeping in a courtyard at Guajome Ranch in San Diego, 1870-1880 

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

View of the inner courtyard at Guajome Ranch in San Diego from the roof, 1870-1880 

Portrait of Parker Dear and Elena Couts Dear on an enclosed porch at Guajome Ranch in San Diego, 1870-1880 

Large wagon being pulled by a team of twenty-six horses in the Imperial Valley, [s.d.] 

Pseudo woodcut depicting buggies passing on Coronado Beach, San Diego, ca.1890 

Los Angeles Soap Company horse and wagon standing in front of the Potter Hotel in Santa Barbara, ca.1905 

Man pulling onions from the seed bed and preparing them for planting in the onion field, Petit Ranch, San Fernando Valley, near Van Nuys, February 3, 1930 

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

San Fernando Mission, San Fernando, ca. 1933 

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

People bending over to plant onions on the Petit Ranch in the San Fernando Valley near Van Nuys, February 3, 1930