Today's free book is Navajo Texts by Pliny Earle Goddard (1933). For the table of contents, check at the bottom of this post below the image.
The book is available at Hathi Trust (I have not checked for other online sources).
Table of Contents
Introduction
The Emergence
Origin of Some Navajo Customs
Pot Woman Teaches Witchcraft
Wizard Story
Game Story
The Creation of the Horse
Wanderings of the Navajo