Of course I have to speak about him too. I learned about him at the same time as I learned about Edmund Dulac, from the Golden Age of Illustrators book.
To me he reminds very much of Rudolf Koivu and John Bauer.
Väinö Hämäläinen: The Elk Chase (1903)
Akseli Gallen Kallela: Joukahainen's revenge (1897)
Akseli Gallen Kallela: Kullervo departs for war (1901)