Oil/canvas, 51,5 x 64,5 cm, lo. ri. sign. C. Arp, on the stretcher inscribed "Berge von St. Moritz u. Piz della Margna". - Landscape painter, studied under Hagen a. L. v. Kalckreuth, sojourn of several years in Italy, thereafter in Kiel a. Weimar where he became professor, exhibitions in Munich, Berlin a. Düsseldorf. - Mus.: Kiel, Danzig, Weimar. - Lit.: Thieme-Becker, Vollmer, Bénézit a. others.