Oil/paper, 22 x 32,5 cm, on the reverse inscribed, probably by the artist, 'Loch Cathrine in Schottland gemalt von Robert Kummer in Dresden', min. rest., framed under glass. - German landscape painter. As early as 1825 he started studying at the Dresden academy but was also trained by J. C. Dahl a. his godfather C. D. Friedrich. With a scholarship of the Saxonian king he travelled Italy for the first time in 1832/33, he also went to see the Adria, Scotland a. Egypt. In 1859 he accompanied prince Georg of Saxonia to Portugal. - Mus.: Dresden (Gem.-Gal.), Chemnitz, Leipzig, Moscow. - Lit.: Thieme-Becker, Bénézit.