Flight-flown series 1996 one hundred dollar bill, flown aboard the Soyuz TM-30 mission to the Russian space station in 2000, and spent seventy-nine days in orbit aboard the Mir space station, signed in black ink by cosmonauts Sergei Zeletin and Alexander Kaleri. Accompanied by a certificate of authenticity from Zeletin. In very fine condition. One of the largest denominations ever flown into space. COA Scott Cornish and R&R COA.