Book recovered from former scientific library in KL Auschwitz III - Monowitz. This book was one of the hundreds of thousands books that were kept in this place the infamous Buna Werke, that was operative under Polish government rule until the 90's. All books from library were plundered and sold. It has a nice ink stamp that tells this book was in that libarty in IG Farben factory in Monowitz.This book is about " The drying and smoldering of the brown coal by purge gases " It has  stamps from IG Farben Auschwitz Werke. Good condition 123 pages.