Sorting these covers by decade
A Separate Peace by decade
John Knowles
25 covers from 30 printings with a known year, 2010s back to 1950s
2010s
4 covers · 3 of 5 printings say paperback · 5 publishers, BUR Biblioteca Univ. Rizzoli and Kafka Yayinevi among them · 3 languages
2000s
3 covers · 2 of 4 printings say paperback · 4 publishers, Piper and Turtleback Books Distributed by Demco Media among them · 2 languages
1990s
2 covers · 2 publishers, Scribner Classics and G.K. Hall among them
1980s
3 covers · 4 of 5 printings say paperback · 4 publishers, Bantam and Dramatic Pub. among them
1970s
3 covers · 3 of 4 printings say paperback · 2 publishers, Bantam Books and Bantam among them
1960s
5 covers · 5 publishers, Dell Publishing Co. Inc. and Bantam among them
1950s
4 covers · 5 publishers, Bantam Books and John Knowles among them
No year on record
1 covers
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.