fff.red articles notes Some[fred]

Colophon

In printing and publishing, a colophon is a
note, usually at the end, left by the scribe who copied it, giving information on their exemplar, where and when the copy was made, and sometimes, their own name.
or also
A printer's or publisher's identifying inscription or logo appearing at the front or end of a book…
So this is it, the end of the book. Let's spill the secrets!

Publisher's Mark

some things you might be interested in

how this was made, a self-indulgent look at why this blog is an executable pile of text

Here's the site's Typography Demo

A Screengrab Hall of Fame, to peruse and amuse