83 766ee369-0e57-4b0c-a54d-82fb2898ffc4 The Science of Discworld II: The Globe Terry Pratchett Ian Stewart Jack Cohen calibre (3.20.0) [https://calibre-ebook.com] 2002-01-02T08:00:00+00:00 Ebury Press 9780091888053 eng Discworld Fantasy Fiction