Literature
Galerie Flechtheim (ed.), 'Einige Museumskäufe 1928-1929', in Junge Künstler, Berlin, 1929.
F. Roh, 'Detroit', in Der Cicerone, Leipzig, vol. 21, 1929, p. 479 (illustrated p. 480).
M. Heiden, 'Neue deutsche Kunst im Detroit Inst. of Arts', in Museum der Gegenwart, 1932, vol. I, p. 16f (illustrated).
P. Lesley, 'A Landscape by Carl Hofer', in Bulletin of the Detroit Institute of Arts, no. 6, March 1939, p. 6 (titled 'Portrait Head').
'Two painters show works', in Detroit Free Press, 19 March 1939.
'Hofer Landscape Gift to Museum', in The Detroit News, 19 March 1939.
'Hofer's Popularity, Begun at Carnegie, Grows', in The Art Digest, vol. 13, 1 May 1939, p. 15.
E.P. Richardson, 20th Century Painting, Detroit, 1936, p. 42 (titled 'Girl's Head').
M. Sterne, The Passionate Eye, Detroit, 1980, p. 147.
G. Leistner, 'Nachgewiesene Museumsverkäufe durch die Galerie Flechtheim', in Alfred Flechtheim, Dusseldorf, 1987, p. 133 (titled 'Mädchenkopf').
Exhibited
Detroit, Institute of Arts, Karl Hofer and Xaver Fuhr, 1939.
Norfolk, VA, Norfolk Museum of Arts & Sciences, German Expressionism of the Twentieth Century, 1960, no. 20 (illustrated p. 9).