Walter Frederick Morrison disc more cheaply. In 1955, he and Lu designed the Pluto Platter, the archetype of all modern flying discs. On January 23, 1957, they sold the rights for the Pluto Platter to the Wham-O toy company. Initially Wham-O continued to market the toy solely as the "Pluto Platter", but by June 1957 they also began using the name "Frisbee" after learning that college students in the Northeast were calling the Pluto Platter by that name. Morrison also invented several other products for Wham-O, but none were as successful as the Pluto Platter. Morrison and his wife, Lu Nay Morrison had
Pluto (Disney) the use of a shoulder angel/devil who speak directly to Pluto. ("Mickey's Elephant", "Lend a Paw"). Pluto is generally a cheerful and adventurous dog, although he can be given to sheer panic when confronted with something unknown. Common themes in Pluto's stories involve him becoming jealous of Mickey getting another pet ("Mickey's Elephant", "Lend a Paw", "Mickey and the Seal"), Pluto accidentally and unwittingly swallowing something and panicking when he realizes it ("Playful Pluto", "Donald and Pluto"), Pluto getting entangled with something inanimate, or Pluto being pestered by a smaller animal ("Private Pluto", "Squatter's Rights"). In many of his appearances