This signed book, titled "Irrationalismus & Moderne Medizin", is a great addition to any book collection. Published in 1988 by Walther König, the book features the German author Walter Dahn and his literary movement of Modernism. The book is written in German, and is sure to be a great read for any fan of German literature. The book is in very good condition and is perfect for anyone who loves to collect rare and unique books.