This is a rare and valuable 1940 United States 2 cent stamp featuring an anti-aircraft gun in a plate block. The stamp is in excellent condition with vibrant rose carmine color. It has never been used or hinged and is perfect for any stamp collector or enthusiast. The stamp represents an important piece of US military history and is a great addition to any collection. It is ungraded and uncertified but its quality speaks for itself. Don't miss out on this amazing piece of history.