Today's free book is Stories from Northern Myths by Emilie K. Baker (1914). For the table of contents, check at the bottom of this post below the image.
The book is available at Project Gutenberg (I have not checked for other online sources).
Table of Contents
How All Things Began
Odin’s Search for Wisdom
The Story of the Magic Mead
Gods and Men
Sif’s Golden Hair and the Making of the Hammer
The Binding of the Fenris Wolf
How Thor Went Fishing
The Building of the Fortress
How the Hammer Was Lost and Found
Iduna’s Apples
How Thor’s Pride Was Brought Low. Part I
How Thor’s Pride Was Brought Low. Part II
The Wooing of Gerd
How Thor Fought the Giant Hrungner
The Story of Balder
Andvari’s Hoard
The Story of Siegmund
The Vengeance of the Volsungs
The Magic Sword
The Slaying of Fafnir
The Valkyrie
Siegfried at Gunther’s Court
The Wooing of Brunhilde
How Brunhilde Came to Burgundy
The Death of Siegfried
The Last of the Hoard
The Punishment of Loki
The Twilight of the Gods