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
Toy book Toy book Toy books were illustrated children's books that became popular in England's Victorian era. The earliest toy books were typically paperbound, with six illustrated pages and sold for sixpence; larger and more elaborate editions became popular later in the century. In the mid-19th century picture books began to be made for children, with illustrations dominating the text rather than supplementing the text. The earliest toy books were hand painted, but in the mid-19th century London publishing house Dean & Son began printing toy books using chromolithography to colour the illustrations. Edmund Evans was the premier engraver and printer of