Quote in Macke's letter to Franz Marc, September 1910; as quoted by de:Wolf-Dieter Dube, in Expressionism; Praeger Publishers, New York, 1973, p. 137
August Macke: Frases en inglés
in a letter to philosopher de:Eberhard Grisebach, March 1913; as quoted by de:Wolf-Dieter Dube, in Expressionism; Praeger Publishers, New York, 1973, pp. 144-45
In 'The New Program' (1914) - first appeared in Das neue Program, Kunst und Künstler 12. (March 1914)
in a letter to artist de:Hans Thuar, 1913, from Lake Thun in Switzerland; as quoted by de:Wolf-Dieter Dube, in Expressionism; Praeger Publishers, New York, 1973, p. 145
c. 1913; as quoted by de:Wolf-Dieter Dube, in Expressionism; Praeger Publishers, New York, 1973, p. 145
Macke visited Delaunay in 1912, in Paris, and Robert Delaunay came to Macke in Bonn, 1913
In a letter to his friend Franz Marc (Jan. 1912), quoted in 'Meseure 38'; as quoted in Movement, Manifesto, Melee: The Modernist Group, 1910-1914, Milton A. Cohen, Lexington Books, Sep 14, 2004, p. 73, (note 19)
in a letter to Franz Marc, 26 December 1910; as quoted by de:Wolf-Dieter Dube, in Expressionism; Praeger Publishers, New York, 1973, p. 137
Quote in Macke's letter to philosopher de:Eberhard Grisebach, March 1913; as quoted by de:Wolf-Dieter Dube, in Expressionism; Praeger Publishers, New York, 1973, p. 145