Author name: Carl Fredrik Aagard
(1833, Odense, DK - 1895, Copenhagen). The numerous sketches from his travels were later finished in Denmark and Aagaard's famous work "The amphitheater in Sicily" was exhibited at the Copenhagen Museum in 1895. Other famous works include "At the Forest" exhibited at Reykjavik, Iceland 1880 and "Sunset at Saltholm" exhibited at Aarhus Museum in 1889.
Reference:
http://www.paintinghere.com/artist/Carl_Fredrik_Aagard-1.html