Signed book: This New Ocean: A History of Project Mercury. Washington, DC: US Government Printing Office, 1966. Softcover, 6.75 x 9.75, 681 pages. Signed on the half-title page in felt tip by four of the original Mercury astronauts, “Mercury Seven Astronaut—Gordon Cooper, Faith 7,” “John Glenn, Friendship 7,” “Mercury Astronaut, Scott Carpenter, Aurora 7,” and “Mercury Astronaut, Wally Schirra,” adding the Sigma 7 symbol below. In fine condition, with noticeable wear to spine and edges. These Mercury astronauts were the first four Americans to orbit the Earth. Pre-certified Steve Zarelli and RR Auction COA.
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