Mataro (Mourvèdre) grapevines at To-Kalon vineyard, undated photograph. Courtesy of St. Helena Public Library and Napa Valley Wine Library Association ... Read More
Black Burgundy (Refosco) grapevines at To-Kalon vineyard, undated photograph. Courtesy of St. Helena Public Library and Napa Valley Wine Library ... Read More
Chasselas Noir grapevines at To-Kalon vineyard, undated photograph. Courtesy of St. Helena Public Library and Napa Valley Wine Library Association ... Read More
Oakville Experimental Vineyard, vines trained to a Munson system, 1930. Courtesy of Special Collections, USDA National Agricultural Library ... Read More
Oakville Experimental Vineyard, vineyard during the winter, 1929-1930. Courtesy of Special Collections, USDA National Agricultural Library ... Read More
Map of the Fresno Experimental Vineyard (left) and Oakville Experimental Vineyard (right), 1929. Courtesy of Special Collections, USDA National Agricultural ... Read More
Oakville Experimental Vineyard, Rieser shear (left) and pruning saw (right), 1928. Courtesy of Special Collections, USDA National Agricultural Library ... Read More
Oakville Experimental Vineyard, laboratory (left) and implement building (right), 1927. Courtesy of Special Collections, USDA National Agricultural Library ... Read More
Oakville Experimental Vineyard, man operating a Vaughn garden tractor with a cultivator attachment, 1927. Courtesy of Special Collections, USDA National ... Read More
