The Rhinegold & the Valkyrie / by Richard Wagner ; with illustrations by Arthur Rackham ; translated by Margaret Armour. London : William Heinemann ; New York : Doubleday Page, 1910 [2]
Links[1] https://www.museunacional.cat/ca/print/arthur-rackham-28 [2] https://pleiades.cbuc.cat/search*cat/?searchtype=t&searcharg=Rhinegold+and+the+Valkyrie+&SORT=D&searchscope=3
