Take Rennie's advice. Photo it. Better yet, you in it.
Didn't you do that with your T-shirt collection in a former purge.
And when you're finished with it all - come start on my place(s). You're going to end up going through them someday anyway.
Now THAT'S a really awful thought.......Do I really want you finding some of our long-forgotten "games" and videos in the attic? TMI, I know.
Assuming it still fits, a good jacket will seldom go to waste.