Fourteenth census: agriculture. Bulletin. Farm animals, cattle, swine, and chickens. Farms reporting, number on hand, and farms not reporting, 1920; calves, pigs, and chickens raised, and eggs produced, 1919. Data for 1920 and 1919, by states and counties, with comparative figures for 1910 and 1909, by states
United States. Bureau of the Census; Austin, William Lane, 1871-