Apollo 9 to land on the Moon; when the crews for Apollo 8 and 9 were swapped, their backup crews were also swapped. Since the rule of thumb was for backup crews to fly as prime crew three missions later, this put Neil Armstrong's crew (Borman's backup) in position for the first landing mission Apollo 11 instead of Pete Conrad's crew, who made the second landing on Apollo 12. Apollo 9 was the first space test of the complete Apollo spacecraft, including the third critical piece of Apollo hardware besides the command and service module and the Saturn V launch vehicle—the lunar
United States in the 1950s lighted pistols. Girls wanted Ohio Art Company's tin lithographed tea sets and Little Chefs Stoves, Ideal Toy Company's diaper-wetting Betsy Wetsy, and Mattel's 1959 adult-bodied fashion doll Barbie first produced on March 9, 1959. Boys wanted Daisy BB guns, Lincoln Logs, and miniature Matchbox vehicles. In 1955, Walt Disney's "Davy Crockett, King of the Wild Frontier" saw the production of 'coonskin caps' and other frontier-themed toys. View-Masters, Silly Putty, and Slinky were bestsellers. Mr. Potato Head, a toy of plastic face parts that could be stuck into a potato, was the first toy to be advertised on network television, and