Klee's thorough research into his own artwork translates into the Pedagogical Sketchbook. It is originally created for himself as a teaching tool and is eventually published for his students at the Bauhaus in Weimar, Germany, 1921. Full of text and drawings by the artist.

Artist: Paul Klee.

Pedagogical Sketchbook. London: Faber & Faber Ltd. (First published in 1953, now widely available at used bookstores, and through alibris or abebooks. There are various covers.)