Related Clues:

• Penny Black was the first one
• Post office purchase
• Some vegans won't lick it
• Abolish (with ''out'')
• Collectible that displays its original value
• Ink spot
• Pouting person's action
• Notary's item
• Letter attachment
• Feature of a certain album
• Start to finish?
• Album item
• Something to take on a trip
• Philatelist's concern
• Piece of postage