RE: File-stamp implementation?

[Drew Adams]

> Some years ago, I had rewritten time-stamp.el as a useful file-stamp
> function.  I had a habit of changing filenames during a project, and
> wished
> to preserve a "bread crumb trail" of the previous file names, as well as
> the ordinary "Time-stamp".  At the time, I was sufficiently up to speed
> on
> Elisp to make the needed changes, and it worked fantastically.  Ths very
> idea of writing customization templates, along with the basic changes
> themselves was discouraging for one of my limited programming abilities.
> 
> Beneath the Time-stamp, was "File-stamp:" template.  I also kept a
> running
> list of the previous file names in the header.  First:
> 
> File-stamp: <>
> 
>    then
> 
> Previously:
> 
> Actually, the most important thing was the File-stamp: entry.  One
> previous
> file version would be useful, and the previous name before a major change
> would also be useful.
> 
> Does anyone have such a utility?  I

This page might help: https://www.emacswiki.org/emacs/TimeStamp

And library `header2.el': https://www.emacswiki.org/emacs/download/header2.el

And its description: 
https://www.emacswiki.org/emacs/AutomaticFileHeaders#header2