Alois J. Schardt, Franz Marc, Berlin, 1936, no. I-1910-13, illustrated p. 78 (titled Weidende Pferde II); Klaus Lankheit (ed.), Franz Marc, Berlin, 1950, illustrated p. 21 (titled Weidende Pferde II); Klaus Lankheit, Franz Marc - Katalog der Werke, Cologne, 1970, no. 128, illustrated Klaus Lankheit, Franz Marc. Sein Leben und seine Kunst, Cologne, 1976, mentioned pp. 69-70 Christian von Holst (ed.), Franz Marc. Pferde (exhibition catalogue), Staatsgalerie Stuttgart, Stuttgart, 2000, no. 31, illustrated pl. 214; illustrated in colour pl. 59 Annegret Hoberg & Isabelle Jansen, Franz Marc: The Complete Works, London, 2004, vol. I, no. 122, illustrated in color p. 134 Annegret Hoberg & Helmut Friedel, Franz Marc. Die Retrospektive (exhibition catalogue), Städtische Galerie im Lenbachhaus, Munich, 2005, illustrated in color p. 33