Softcover report entitled "Analysis of Apollo 10 Photography and Visual Observations (NASA SP-232)," issued by NASA's Scientific and Technical Information Office in 1971, 226 pages, analyzing the Apollo 10 crew's visual observations of the lunar surface and cataloging the photographs taken during the mission. Includes the six large folded Apollo 10 Lunar Photography Index maps. In very good to fine condition, with scattered wear to the covers and spine.