Addition of <S> as deprecated element

Your list of deprecated elements
<URI:http://www.w3.org/TR/REC-html40/appendix/changes.html#h-A.1.1.2>

should include <S>, according to:
<URI:http://www.w3.org/TR/REC-html40/present/graphics.html#h-15.2.1>

Now reads:
The following elements are deprecated: APPLET, BASEFONT, CENTER, DIR,
FONT, ISINDEX, MENU, STRIKE, and U. 

Sue Jordan