Odd duplicates link for questions that were closed as duplicates a long time ago
23326
New Post Notices are live network-wide
3385
Automatically redirect anonymous user from unanswered duplicate question to corresponding answered version
48428
Reopened questions get a "modified" time stamp in the questions list
100366
What is best way to find duplicate questions?
91152
Feed algorithm changed? Lots of duplicates
89289
Show unanswered questions in the duplicate dialog on meta sites and in other cases where choosing an unanswered target is allowed
79653
Building an archive of deleted questions
133887
Are questions closed as duplicates ever automatically deleted?
104285
Vanishing close-votes when the original version of a duplicate is deleted?
31470
Why was this question closed as a duplicate and not as unclear what you're asking?
71476
How to deal with duplicate answers posted long after first answer(s)
8310
'Possible duplicate' comment not appearing for questions with deleted comments containing the link
51711
Link to view the edit history of a question
70074
How to handle a deliberate duplicate question
14629
Should I vote to close a duplicate question, even though it's much newer, and has more up to date answers?
141324
Are historically-locked questions supposed to be hidden on meta sites now?
106883
Auto-flag duplicates of deleted questions for reopening / deletion