Sorcery! The Complete Set. Volume 1 in a box, plus Volumes 2,3 & 4

Penguin & Puffin Books, 1983-1985. The complete set of first editions.
Sorcery! The Shamutanti Hills & The Spell Book. 2 books in tatty slipcase. Penguin Books, 1983.
Sorcery! Khare - Cityport of Traps. Penguin Books, 1984.
Sorcery!The Seven Serpents. Puffin Books, 1984.
Sorcery! The Crown of Kings. Puffin Books, 1985.
All volumes have creasing to the covers, previous owner name inside and general age-discolouration. Some scattered foxing and tatty corners. Slipcase for first 2 books is tatty, with tears and small absences to spine. There is surface wear.