This item is a set of two postage stamps from Germany's Third Reich, commemorating the 50th anniversary of the development of the diptheria vaccine. The stamps feature a green and blue color scheme and have never been used, making them mint and in excellent condition. These stamps are ungraded and uncertified, with denominations of 6pf and 25pf. They were issued in 1940 during the Third Reich era and originate from Germany. This item is perfect for stamp collectors and those interested in the history of medicine.