Branches of philosophers chart
[http://riemed.files.wordpress.com/2012/09/new-sheet_4380m.jpg] http://riemed.files.wordpress.com/2012/09/new-sheet_4380m.jpg
Branches of philosophers chart
[http://riemed.files.wordpress.com/2012/09/new-sheet_4380m.jpg] http://riemed.files.wordpress.com/2012/09/new-sheet_4380m.jpg