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 (mythology) underworld coalesced into a single mythology that made few if any distinctions among Hades, Pluto, Dis, and Orcus. Unlike his freely procreating brothers Zeus and Poseidon, Pluto is monogamous, and is rarely said to have children. In Orphic texts, the chthonic nymph Melinoe is the daughter of Persephone by Zeus disguised as Pluto, and the Eumenides ("The Kindly Ones") are the offspring of Persephone and "Zeus Chthonios", often identified as Pluto. The Augustan poet Vergil says that Pluto is the father of Allecto the Fury, whom he hates. The lack of a clear distinction between Pluto and "chthonic Zeus" confuses