Diana. 1906.
Oil cardboard.
Koch 368. Lower left signed and dated. Titled in upper right. 66 x 79 cm (25.9 x 31.1 in).

PROVENANCE: Private collection Great Britain.

EXHIBITION: Große Berliner Kunstausstellung, Berlin 1906, cat. no. 536.
Galerie Paffrath, Düsseldorf, January to March 1969, no cat. number (with illu.).

"Keller is the number one representative of the coloristic and compositional boom in Germany."
Joseph August Beringer, in: ex. cat. Galerie Paffrath, Düsseldorf 1969, no. p.