Dahlien. 1925. Water-tempera. Not in Vogt. Monogrammed and dated at lower right. On firm watercolor paper. 70.3 x 50.9 cm (27.6 x 20 in), the full sheet.
Accompanied by a certificate of authenticity by Christian Rohlfs Archiv at Osthaus Museum Hagen, dated October 2015. The artwork will be recorded with the registry number CRA 120/15 in Christian Rohlfs Archiv.
PROVENANCE: Private collection North Rhine-Westphalia.