H. Read, "Klee: Imagination and Phantasy" in XXe siècle , 1938, no. 4, p. 34 (illustrated).
K. Nierendorf, ed., Paul Klee, Paintings, Watercolors 1913 to 1939 , New York, 1941, p. 7 (illustrated, pl. 12).
W. Grohmann, Paul Klee , London, 1954, pp. 84, 192, 198 and 392, no. 66 (illustrated, p. 392).
R. Verdi, "Paul Klee's 'Fish Magic': An Interpretation" in The Burlington Magazine , March 1974, pp. 151 and 154, note 20.
M. Rosenthal, "Paul Klee's 'Tightropewalker': An Exercise in Balance" in Arts Magazine , September 1978, p. 111, no. 10.
M.L. Rosenthal, Paul Klee and the Arrow , Ph.D. diss., The University of Iowa, 1979, p. 140.
S.L. Henry, "Paul Klee's Pictorial Mechanics from Physics to the Picture Plane" in Pantheon , 1989, p. 154 (illustrated, fig. 22).
Vergleiche: Wintertag kurz vor Mittag , 1992, no. 2839.
The Paul Klee Foundation, ed., Paul Klee: Catalogue Raisonné, 1919-1922 , Bonn, 1999, vol. 3, p. 448, no. 3009 (illustrated; illustrated again in color, p. 408).
J. Helfenstein and E.H. Turner, ed., Klee and America , exh. cat., The Menil Collection, Houston, 2006, p. 229 (illustrated, fig. 54).
E. Smithgall, "A Little House of Klee at the Phillips: Paul Klee's Legacy on Washington Color-Field Artists" in Ten Americans: After Paul Klee, exh. cat., Zentrum Paul Klee, Bern, 2017, p. 17.