Eighteen commemorative Russian postal covers, ranging in size from 6.25 x 4.5 to 8.5 x 4.5, each signed in ink by one or more cosmonaut. Signers are: German Titov, Andrian Nikolaev, Pavel Popovich, Valery Bikovsky, Alexey Leonov, Valery Kubasov, Nikoly Rukavishnikov (2), Vladimir Solovyov, Anatoly Berezovoy, Vitaly Sevastyanov, Vasily Lazarev, Georgy Grechko, Alexey Yeliseyev, and Alexander Viktorenko. Accompanied by a cover signed by Yuri Malenchenko and Ed Lu, a cover signed by Artyukhin, Popov, Demin, Romanenko, Kizim, Dzhanibekov, and Kubasov, and a cover signed by Popovich, Vladimir Titov, Lyakhov, Atkov, Zigmund Jahn, Miroslaw Hermaszewski, and Abdul Mohmand. In overall fine condition, with scattered light wear. RRAuction COA.