Bock’s homeland was Germany (Berlin); at the age of twenty he joined the German navy, first visited Finland at the end of the First World War. Since 1919 he lived in Finland for 20 years, in 1940 he was called to the naval service (he had a task to create a propagandistic pictures for the Navy). The artist spent the rest of his life in Helsingborg, southern Sweden.
Artworks of Adolf Bock document the history of navigation in different years.
Also I mention the paintings by Akseli Gallen-Kallela - the famous Finnish painter (who is familiar to many of us with his illustrations to the famous Karelian-Finnish epic "Kalevala"):
The next part of my post will be filled with the beautiful photos on a modern maritime theme.