In 1929, the lightbulb had only been around for 50 years. To commemorate what could arguably be one of the top inventions in human history, this stamp was issued.

This is not a stamp. At least not the kind used for mailing letters. It’s a duck hunting license issued by the federal government in 1961.

This beautiful postage stamp is over 150 years old. The stamp was issued in 1869 commemorating the signing of the Declaration of Independence in 1776.

This postage stamp was issued over 135 years ago in 1887. It features a side profile bust of the first President of the United States, George Washington.

This postage stamp is over 120 years old. It was released at the Pan American Expo in 1901.

This postage stamp is over 120 years old and was issued in 1898 at the Trans Mississippi Expo in Omaha, Nebraska.

This postage stamp was issued over 110 years ago in 1913. On it is an image of cows on a farm and the word “Dairying” below it.

This postage stamp was issued in 2011 and commemorates the life of a United States Post Office mascot named Owney.

This postage stamp was issued over 150 years ago, 1873. It depicts the Secretary of State under Abraham Lincoln, William Seward.

This postage stamp was issued over 150 years ago, 1873. It depicts the Secretary of State under Abraham Lincoln, William Seward.