Whatever you like! Of course they would be enjoyable, but it's obviously not necessary if too time consuming for you.
Sometimes one forgets details, so if your notes of past items include clothing commentary, more than likely I won't remember what you're referring to! But, I'm sure we're all familiar enough with what went on recently to enjoy them if you post them.
Your comments on 1897 will be wonderful, but if you do decide to do the others, too, I'm sure they will be appreciated.