Census, 1940 (16th). Manufactures. Manufactures, 1939: Canned and preserved foods, canned fish, Crustacea, and mollusks, cured fish, canned and dried fruits and vegetables (including canned soups), preserves, jams, jellies, and fruit butters, pickled fruits and vegetables and vegetable sauces and seasonings, salad dressings, quickfrozen foods.