Is there any material around still from the USENIX course that went through UNIX line by line? It looks like the Lions commentary also does that to a certain e

Is there any material around still from the USENIX course that went through UNIX line by line? It looks like the Lions commentary also does that to a certain extent as well. There's even a version of the book online [0]. [0] http://www.lemis.com/grog/Documentation/Lions/index.php http://www.lemis.com/grog/Documentation/Lions/index.php