Writers Edition Homage to Rudyard Kipling Limited Edition Rollerball. Limited Edition 8600 pieces. The Writers Edition takes its main inspiration from Kipling's "The Jungle Book". The overall colour is inspired by the cover of the book's first U.S. edition, with the clip taking inspiration from the wolf pack. The cap is engraved with Kipling's handwritten initials R.K. The beginning and end of the poem "If" is engraved on the cap top and cone ring.