G. W. "Sale Room Prices: Switzerland." Apollo 77 (August 1962), p. 504, colorpl. V.
Felix Klee. Paul Klee par lui-même et par son fils Felix Klee. Ed. Bernard Gheerbrant. Enl. ed. (1st ed., German, 1960; 2nd ed., English, 1962). Paris, 1963, ill. opp. p. 40 (color) (not in German or English eds.).
Françoise Cachin-Nora in Paul Klee. Exh. cat., Musée national d'Art Moderne. Paris, 1969, p. 49, no. 46, ill., notes that there is a preparatory ink drawing for this work (formerly collection Sir Edward and Lady Hulton; now Kunstmuseum Bern; Helfenstein and Rümelin 1999, no. 2632).
Jean-Louis Ferrier. Paul Klee: Les années 20. Paris, 1971, ill. pp. 50–51 and n. p. (color and bw).
Sabine Rewald. Paul Klee: The Berggruen Klee Collection in The Metropolitan Museum of Art. Exh. cat., The Metropolitan Museum of Art. New York, 1988, pp. 130–31, 277, 317, ill. (color and bw) and front cover (color), notes that although the title of the Klipstein & Kornfeld 1962 sale catalogue states that it is from the archive and collection of J. B. Neumann, this work was not part of Neumann's collection.
Donat de Chapeaurouge. Paul Klee und der christliche Himmel. Stuttgart, 1990, pp. 71–72, pl. 28.
Josef Helfenstein in The Blue Four: Feininger, Jawlensky, Kandinsky, and Klee in the New World. Ed. Vivian Endicott Barnett and Josef Helfenstein. Exh. cat., Kunstmuseum Bern. Cologne, 1997, pp. 94, 95 n. 72, p. 350, no. 114, figs. 34, 47 (1933 photo of this work in Jawlensky's apartment), ill. p. 157 (color), suggests various hypotheses for this picture's acquisition by Jawlensky: as an exchange for Jawlensky's painting "Saviour Face", along with three other Klee works, in 1921 or 1922; as a purchase by Jawlensky in 1922; or as a gift from Klee in 1925; adds, however, that Klee's handwriting in his oeuvre catalogue indicates that he noted Jawlensky's ownership in 1922; catalogued in the exhibition checklist as a gift from Klee to Jawlensky "probably in spring 1922 (exchange)".
Josef Helfenstein and Christian Rümelin, ed. Paul Klee: Catalogue Raisonné. Ed. Paul Klee Foundation, Museum of Fine Arts, Berne. Vol. 3, 1919–1922. New York, 1999, pp. 262, 272, no. 2603, ill. pp. 262, 279 (color).
Christina Thomson in The Klee Universe. Ed. Dieter Scholz and Christina Thomson. Exh. cat., Neue Nationalgalerie, Berlin. Ostfildern, 2008, pp. 285, 355, ill. p. 291 (color).
Katja Förster and Stefan Frey, ed. "In inniger Freundschaft": Alexej Jawlensky, Paul und Lily Klee, Marianne Werefkin. Der Briefwechsel. Zurich, 2013, p. 145 n. 3, pp. 266, 273, 288, 296 n. 8, ill. pp. 195 (installation photo), 272, 288 (color), state that it was a gift from Klee to Jawlensky, probably in spring 1922; note that Jawlensky lent this picture to Exh. Mannheim 1924–25.