Postcard dated 1922 shows a model dairy farm in Sacramento Valley, California. Published by Frank McDougal of Sacramento, this card cost a penny to post but was worth much more than that to the dairy industry it promoted. "For dairy cows there is no feed to equal alfalfa, varied with corn ensilage, melons, cactus and pumpkins, all of which grow abundantly in the Great Valley." Cactus?
