PRESS RELEASE: 3rd August, 2023 ROYAL MAIL CELEBRATES TERRY PRATCHETT’S FANTASY DISCWORLD SERIES WITH SPECIAL STAMPS The eight stamps also mark the 40th anniversary of the publication of the first Discworld book, The Colour of Magic The stamps include characters Rincewind, The Librarian, Granny Weatherwax, Sam Vimes, and Great A’Tuin, as well as specially commissioned artworks of Death and Mort,…