Antique Revolving Double Wheel Cast Iron Hog Oiler

Old original cast iron hog oiler that has a double revolving wheel which dispenses the liquid. This hog oiler is marked by its maker, ‘Valveless Revolving Hog Oiler – Made by E.J. Smith – Hastings, IA U.S.A – Patent April 1, 1913’. This hog oiler measures 14″ high to the top of the wheels, is 13 1/2″ wide on the base and approximately 17″ deep as there is a wire that extends out a little from the base.