Drinking Fountain

Mr. E. F. Crowe scnds to Farm and Field a design of a drinking fountain in which the water is kept warm by a lamp. The tank is made of galvanized iron, has a can-screw on top and a vent at the bottom, opening into the pan. The water runs out of this vent (or hole) into the pan and ceases to flow as soon as it reaches the level of the vent. In the illustration, A is the tank; 15, the vent; D, the ventilators for mg of draiiffht to lamp; E, can-screw on top of tubo for pourisg in water. The tank sets in the pan. The pan is 4 by 12 inches; the tank, 4 by 4 inches, and 6 inches or more hig-h. The case in wliich lamp is placed is 12 by 12 inches at the bottom, and 10 inches hig-h. The pan is one inch deep, and is set on top of the case, with a flange. ,'o solder to melt. Door is on the left, with hinge and hook. The whole to be hooked to the floor to prevent the fowls tipping it over. The air for lamp comes in ut P.