# cb207 Soyuz -31 USSR-East Germany cosmonauts signed book

1976 hard cover with dust jacket book of the USSR Academy of Science Institute of Cosmic Researches.Title `Space exploration in the USSR 1976 by materials of media`.Autographed by cosmonauts Valeriy Bikovskiy and Sigmund Jaehn (Soyuz -31/Salyut-6 Intercosmos team USSR-German Democratic Republic) on second day after return from orbit.Valeriy Bykovskiy also signed next to his portrait in chapter analizing his previous flight Soyuz-22.Owner of this book-Rocketery Colonel Alexander Boltenko (Launch Team of Cosmodrome Baikonur) shared book along with others listed above. Dust jacket in heavy used condition, but book itself looks new.