Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. The first Walnut Day was proclaimed in June, 1949 by the Walnut Marketing Board (then known as the Walnut Control Board) to promote the consumption of walnuts. A Senate Resolution was introduced by William F. Knowland on March 3,1958 and signed by President Dwight D. Eisenhower on the first National Walnut Day, May 17, 1958. The California Walnut Board or Walnut Marketing Board, founded in 1933, supports the California walnut industry. The organization was originally known as the Walnut Control Board, changing its name to the Walnut Marketing Board in 1962 and to the California Walnut Board in 2008. Its formation was authorized by the Agricultural Adjustment Act (AAA).