Apollo 11 insignia. At Scheer's suggestion, the CM was named "Columbia" after "Columbiad", the giant cannon that launched a spacecraft (also from Florida) in Jules Verne's 1865 novel "From the Earth to the Moon". It also referenced Columbia, a historical name of the United States. The astronaut had personal preference kits (PPKs), small bags containing personal items of significance that they wanted to take with them on the mission. Five PPKs were carried on Apollo 11: three (one for each astronaut) were stowed on "Columbia" before launch, and two on "Eagle". Neil Armstrong's LM PPK contained a piece of wood from the
Moon landing conspiracy theories a boost to the hoax theory's popularity in the post-Vietnam War era. She notes that this happened during the post-Watergate era, when American citizens were inclined to distrust official accounts. Dégh writes: "The mass media catapult these half-truths into a kind of twilight zone where people can make their guesses sound as truths. Mass media have a terrible impact on people who lack guidance." In "A Man on the Moon", first published in 1994, Andrew Chaikin mentions that at the time of Apollo 8's lunar-orbit mission in December 1968, similar conspiracy ideas were already in circulation. After Kaysing, Moon-landing conspiracists