Oil/canvas, 72 x 119,5 cm, lo. ri. sign. a. dat. C. Arp 1901 as well as inscribed 'Umhausen Tirol', on the stretcher fragment of a label of the Grosse Berliner Kunstausstellung 1902. - German landscape painter. A. studied at the Weimar academy under Th. Hagen a. L. v. Kalckreuth, followed by a sojourn of several years in Italy. Thereafter he worked in Kiel a. Weimar where he became professor. He exhibitied in Munich, Berlin a. Düsseldorf. He was a close friend of Christian Rohlfs. - Mus.: Kiel, Danzig, Weimar. - Lit.: Thieme-Becker, Vollmer, Bénézit a. others.