Prior to 1928 our circulating currency was 40% larger than the notes we use today. These large sized currency notes are very collectible today because of the novelty and the appeal of the designs. Large size currency was more ornate and some beautiful designs were produced, especially in the 1870's to 1890's. Large currency is sometimes refferred to as "Horse Blankets" for obvious reasons. Series 1923 Silver certificates were the last large sized currency issued by the Bureau of Engraving and Printing