Ernst Ludwig Kirchner Am Kaffeetisch bei Otto Mueller c1911, Otto Mueller, circa 1911

At otto mueller's coffee table (presumably created in otto mueller's studio on hewaldstrasse in berlin). Ink brush and pen drawing. Verso with the estate stamp of the kunstmuseum basel (lugt 1570 b) and the handwritten registration number "f dre/bi 24". On brownish vellum. 31 x 43. 3 cm. Date: circa 1911.