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JSC2011-E-196331
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JSC2011-E-196331

January 23, 2014
(23 Aug. 2011) --- Russian cosmonaut Sergei Revin, Expedition 29 backup flight engineer, attired in a Russian Sokol launch and entry suit, takes a break from training in Star City, Russia to pose for a portrait. Photo credit: Gagarin Cosmonaut Training Center


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