perhaps in the RDDL document?
> version with line numbers to file comments.
> http://www.w3.org/TR/2006/REC-ws-addr-core-20060509/. No line numbers.
> > numbers; this makes it difficult to cite and locate text precisely.
> >   which are to be considered authoritative.
> > This has been done for at least one other TC that I remember.
> > different than the PDF text.
> > font.  This is different than the PDF text.
> > extra blank line in them.
> > background colour.  This is different than the PDF text.
> > field of your web browser.