Former astronaut Col. Jerry Ross (USAF Ret.) autographs a copy of his memoir "Spacewalker" at the New England Air Museum's Space Expo Sunday afternoon. Col. Ross was the first human to be launched into space seven times, a record he now shares with one other person. Col. Ross retired from NASA in January 2012 after a 32-year career.
Alex Syphers | Special to Ctnow.com
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