Unsigned book: Results of the First United States Manned Suborbital Space Flight. Washington, DC: NASA, 1961. Hardcover, 8.25 x 10.5, 76 pages. Rare NASA publication featuring charts and descriptions from Alan Shepard’s groundbreaking flight on May 5, 1961. Bound in blue and bears silver lettering on the front cover with a NASA logo and image of a Mercury capsule, and the words “NASA Reference” on the reverse. In fine condition. Hardcover versions of these reports are rarely encountered. RR Auction COA.