For the American people, the frights won’t stop after Halloween is over — thanks to the most mundane of federal departments, the United States Postal Service (USPS).

U.S. Postal Service delivers red ink for 12th year as letter ... be helped by a strong holiday season of package deliveries and a just-approved increase to the price of its first-class stamp, ...

Within 12 months, the Treasury reprinted it as a red stamp, and changed the cancellation stamp to have black ink. The Penny Red was born, but the Black remains the memorable – and valuable – one.

A rare, bright red stamp issued by the Qing government 116 years ago is expected to fetch HK$6.5 million to HK$8 million when it goes under the hammer this Saturday.

Paul Fraser Collectibles has listed the exceedingly rare Plate 77 Penny Red stamp from 1864 for £650,000 ($844,000). The Plate 77 Penny Red up for sale could rake in more than $800,000.