This Very Body the Buddha
talks on Zen
Hakuin's Song of Meditation

by Osho

talks given live   Nov.-Dec. 1977
Pune, India
book, eBook, mp3 audio
see these links to other sites sites for availability.
Zen master Osho talks about in this book:

Hakuin
             oshobob  The Living Workshop                                
                                                         Osho Books