Rolling back an edit in a post

[Lottery Larry]

I assume there is no way to roll back an accidental edit to a post? The post was by someone else, I thought I was replying and hit the wrong button. I'd like to return the full original post, but I suspect I can't (by design)

[i](The Edit button should be on the end of the list imo, when in mod costume. Oh well, lesson learned)