One Thousand Ways to Make Money by Page Fox

566. POULTRY DRINKING FOUNTAIN.--A round wooden dish with a large cone

occupying the central space, except the narrow channel near the rim. This will prevent the fowls from getting their feet in the water and fouling it, while at the same time the cone is a reservoir of supply. There should be a faucet allowing the water to drip slowly so as to keep the channel filled.