401. PIONEER RUSSIAN COSMONAUTS Excellent, rare S.P. 6" x 4" b/w showing half-length the first four Soviet cosmonauts, all in uniform, all of whom have signed beneath their respective images, including: YURI GAGARIN, GHERMAN TITOV, ANDRIAN NIKOLAYEV and PAVEL POPOVICH. A few letters feathered, else fine condition. $400-500