This is a rare and historic item that will make a valuable addition to any stamp collector's collection. The postcard airmail denomination features the first circumnavigation of the world airship Graf Zeppelin in 1929. The stamp is in mint never hinged condition and is certified as uncirculated. The cover is from the United States, and the topic is aviation. This piece of postal history is a must-have for anyone interested in the history of aviation and stamp collecting.