This book examines the artistic contributions and life of Paul Klee, focusing on works held within the Kunstsammlung Nordrhein-Westfalen in Dusseldorf. Werner Schmalenbach, an art historian, provides an analysis of Klee's oeuvre, drawing from a significant collection of his pieces. The book aims to offer a comprehensive overview of Klee's development as an artist and his place in 20th-century art history.

This monograph by Werner Schmalenbach offers a focused study of Paul Klee's work, particularly emphasizing the collection in Dusseldorf. As a publication from 1986, it represents a scholarly perspective from that era on Klee's significant artistic output. The book is likely to be of interest to art historians and collectors interested in Klee's oeuvre and its representation in major European collections.