Name: One summer's evening they went with Bianca Maria deep into the forest - Source: Illustration for The Changeling by Helena Nyblom in the anthology Among pixies and trolls, 1913 - Artist: John Bauer.
BibliOdyssey: Scandinavian Trolls- Laws from 1276 it is illegal to attempt to wake the "mound-dwellers". It is in these laws that the word troll appears for the first time, denoting something heathen and generally unfavourable.
JOHN BAUER "Now he was riding, jubilantly happy, on the airy billowing highway toward the shining golden Castle of Rosy Clouds." -- from The Maiden in the Castle of Rosy Clouds by Harald Ostenson Agneta by John Bauer