X-Men Milestones is a 13-book series first released in 1980 with contributions by Chris Claremont, John Byrne, and 7 others.
1983 • 1 Reader • 200 pages • 4
1983 • 1 Reader • 3
2008 • 1 Reader • 340 pages • 3
2010 • 1 Reader • 4
2010 • 1 Reader • 3
2019 • 1 Reader • 488 pages • 2
2011 • 5 Readers • 3
2008 • 2 Readers • 368 pages • 4
2010 • 1 Reader • 320 pages
2001 • 1 Reader • 272 pages
2011 • 1 Reader
2010 • 2 Readers • 3