H. Kluver Erich Brunner Ein Kunstler und Deuter des Schachproblems
German issue dated 1958 which contains a big quantity of chess problems by Erich Brunner with their description and solutions. The book is in a very good state despite its issue date.
Price:30€
About order of the books, contact with Kopyl Valery. His contact details can be found on the page "Contacts".