Remembering History: This flight test mannequin is Ivan Ivanovich ("John Doe"). Ivan orbited the Earth on March 23, 1961, to test the pressure suit and spacecraft used by Yuri Gagarin weeks later when he became the first man in space. Ivan has remained inside his spacesuit since his flight in 1961.

This flight test mannequin is Ivan Ivanovich ("John Doe"). Ivan orbited the Earth on March 23, 1961, to test the pressure suit and spacecraft used by Yuri Gagarin weeks later when he became the first man in space. Ivan has remained inside his spacesuit since his flight in 1961.

This flight test mannequin is Ivan Ivanovich ("John Doe"). Ivan orbited the Earth on March 23, 1961, to test the pressure suit and spacecraft used by Yuri Gagarin weeks later when he became the first man in space. Ivan has remained inside his spacesuit since his flight in 1961.