Unknown danish golden age painter, 19 century landscape with a boat on a river.

Unknown danish golden age painter, 19 century landscape with a boat on a river. Unsigned. Oil on paper mounted on cardboard. 17 ½ x 26 cm. Inscribed EM Jensen on the back for Edvard Michael JENSEN (1822-1915). In good condition, needs a clean. The frame is 2 ½ cm. wide.