Soviet Philatelic Cover Signed By Yuri Gagarin A
Soviet Philatelic Cover Signed by Yuri Gagarin and Five Other Cosmonauts. A 6.125" x 4.375" cover commemorating Vostok 1, the first human spaceflight. It bears bold ink signatures of the first six cosmonauts to fly in space: Yuri Gagarin (1934-1968) (the first man in space), Gherman Titov (1935-2000), Andrian Nikolayev (1929-2004), Pavel Popovich (1930-2009), Valery Bykovsky, and Valentina Tereshkova (the first woman in space). An outstanding historical combination. Very fine condition.