Kellogg’s Cereals 1930’s premium dial wheel, Wheel of Knowledge interesting facts about the United States. This cereal premium features a center wheel that turns on a larger background piece. Each state is printed on the outer rim of the bottom piece. When dialed up, it features in various windows facts about that particular state. Facts include; state capital, population of the state at that time, year the state entered the union, square miles, principle river, rank in size compared to the other states, rank in population, important city other than the state capital and other interesting facts. Dated 1932, this cardboard premium is in excellent to near mint condition, showing almost no aging or handling wear. This premium was gotten by mailing in 2 box tops of any Kellogg cereal with your name, address.