Sorting these covers by decade
Hyperion by decade
Dan Simmons
21 covers from 17 printings with a known year, 2020s back to 1980s
2020s
1 cover · 1 publisher, Aleph
2010s
7 covers · 6 publishers, Gollancz and Del Rey among them · 3 languages
2000s
4 covers · 3 of 4 printings say paperback · 4 publishers, Gollancz and Pocket among them
1990s
7 covers · 6 of 7 printings say paperback · 4 publishers, Bantam Books and Ediciones B among them · 3 languages
1980s
1 cover · 1 publisher, Doubleday
No year on record
1 cover
Covers from Open Library, each in the decade of the earliest printing that carries it. What the catalogues never scanned is missing here too. See the whole wall.