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 Press "Feminist Review" and others. A trade sales organisation, Volume Sales, was set up in partnership with Allison & Busby, under the direction of Ric Sissons. New departures in publishing included working with Max Stafford-Clark and the Royal Court Theatre to encourage theatre-goers to read playscripts by printing programmes that included the entire play. In 1987 Pluto Press was bought by Roger van Zwanenberg and Norman Drake. Drake later sold his shares to van Zwanenberg. Prior to Palgrave Macmillan, Pluto Press was distributed by The University of Michigan Press in the United States. However, in June 2008, The University of Michigan