Used 19th Century US Stamps
Used (aka cancelled) 19th century US stamps are highly collectible, just like unused 19th century US stamps. In addition to the rarity and condition of the stamp itself, collectors also focus on the quality and rarity of the cancellation (also known as the 'cancel,' or 'killer'). Many 19th century US stamps were hand-cancelled by local postmasters, to prevent re-use of the stamp. Handmade cancels were often carved from cork in a wide...