This is a rare and valuable item for collectors of United States postal history. The US 10a denomination features a 3 cent red orange imperf stamp, postmarked in Westport, Connecticut on December 31, 1851. The stamp is in F/VF (Fine/Very Fine) grade, and is affixed to a cover with a circle date cancellation. This piece also includes recut varieties for added interest. It is a must-have for any serious collector of US stamps and postal history, and would make a stunning addition to any collection.