The Making of an Epic

From Author Wars - https://authorwars.com/publications/the-making-of-an-epic-893953.html

Overview:

Title: The Making of an Epic
Author: Brian Aldiss
Year: 1982
Publisher: Jonathan Cape
Pages: 12
Binding: Pamphlet
Type: Non-fiction
Title Reference: The Making of an Epic
Notes:
- Title from front cover; no title page or copyright page
- no ISBN; no price; unpaginated
- A4 size centre-stapled pamphlet with paper covers
- According to the Galactic Central Bibliography for Aldiss's non-fiction, this was "distributed with first Cape edition" (of Helliconia Spring)
- States: (Helliconia Spring is) "Coming from Jonathan Cape on 25th February"
- Date derived from the two preceding notes
- Wraparound cover art is not credited; no visible signature
- Contains author notes, acknowledgments, diagrams and sketches about the Helliconia books and universe