Oil/cardboard, 36,5 x 50 cm, lo. ri. sign. a dat. C. Arp, small pigment losses. - 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. - Mus.: Kiel, Danzig, Weimar. - Lit.: Thieme-Becker, Vollmer, Bénézit a. others.