Leonardo da vinci invent: [ http://witchnest.blogspot.com/2009/06/notebooks-of-leonardo-da-vinci.html ], Gothic grimoire: [ http://witchnest.blogspot.com/2006/08/gothic-grimoire.html ], Red candle magic: [ http://witchnest.blogspot.com/2009/05/little-book-of-candle-magic.html ]