Pioneer Sullivan's Steam Tractor and combine harvestor, circa 1895-1900. Pioneer pulling one of the first combined harvestors in the Rio Vista, California area..

Steam tractor and harvestor (Bean)

Steam Tractor pulling lumber

Aerial view of Rio Vista, California. Circa 1952

Herman Heckworth's harvestor in the Montezuma Hills, circa 1915

Rio Vista

Rio Vista school group

Rio Vista school group

Rio Vista school group

Rio Vista