I have put my edited version of this file here:
http://www.odfauthors.org/libreoffice/english/draw-guide/feedback-lo3.5/dg3.5-ch9-adding-formatting-text/view
Changes were recorded. However, some changes (such paragraph styles
and resizing of images) do not get recorded.
My edit was fairly quick and dirty, so I may have missed some things.
Over to you, Peter.
--Jean