[MERCURY -- LIBERTY-BELL 7]. Results of the Second U.S. Manned Suborbital Space Flight, July 21, 1961. 1961. Information on the spacecraft, medical results, and pilot performance with numerous diagrams, photographs, and charts -- Liberty Bell 7. 1961. Extensive black and white photo book with descriptive text -- 19 NASA black and white photos related to the mission and a distribution reproduction copy of Grissom's official flight log. (21)