Discworld stamps to mark 40 years of Terry Pratchett books

It's the 40th anniversary of the first book in the fantasy Discworld series 

A set of eight special stamps released by the Royal Mail, to celebrate Terry Pratchett's fantasy Discworld series, and the 40th anniverary of the first book in the series, The Colour of Magic. Pictures: PA Wire

A new set of stamps has been issued to mark the 40th anniversary of the first book in the fantasy Discworld series.

Granny Weatherwax stamp: one of a set of eight special stamps released by the Royal Mail, to celebrate Terry Pratchett's fantasy Discworld series, and the 40th anniverary of the first book in the series, The Colour of Magic