This set of stamps features a collection of historical figures and is comprised of USA Scott# 508, 510, 512-14, and 518, with a F/VF (Fine/Very Fine) grade. These stamps were issued between 1911-1920 in the United States and come in various colors. They have a flat plate design and are uncertified. These stamps are a great addition to any collection and are perfect for collectors interested in historical figures. They are a rare find and would make a great conversation piece. Don't miss out on the opportunity to own a piece of history.