Alexandria "Blue Boy" Postmaster's Provisional

Alexandria "Blue Boy"
Alexandria "Blue Boy" stamp
Country of productionUnited States of America
Location of productionAlexandria County, District of Columbia
Date of production1847
Nature of rarityUnique
No. in existenceOne
Face value5 cents
Estimated value$1,000,000 (in 1981)

The Alexandria "Blue Boy" is a rare Postmasters' Provisionals stamp produced in Alexandria, Virginia (then part of the District of Columbia) in 1847. There are seven known examples of Alexandria provisionals, however, the Blue Boy is the only specimen printed on blue paper. The other six are printed on buff paper. The Blue Boy remains affixed to its original envelope, and sold for $1.18 million in 2019, which is among the highest known prices paid for a philatelic item.