See the excellent book, BAUHAUS
edited by J. Fiedler and P. Feierabend
(Könemann Verlagsgesellschaft mbH, 1999, Cologne) for another action drawing by Haupt.
"As an extension to his normal
duties, Klee occasionally taught the course
in action drawing. The results of this originally
show the interest taken in the laws of individual design beyond a
imitation of nature."
Karl Hermann Haupt
Action drawing arising out of the teaching of Paul Klee, 1923
Getty Research Center,