Transcriber's Note:

The following corrections and changes were made:

• Passages in italics are indicated by _underscores_.
• Illustrations have been moved closer to the relevant paragraphs.
• In the text version, the footnotes have been moved to the end of the relevant chapter.
• In the html version, the footnotes have been moved to the end of the book.
• p. 30: Added missing period to end of "I guess the best thing we can do is to turn in"
• p. 64: Added missing hyphen to "Thunder maker" in "Thus speaking, Thunder maker dived a hand"
• p. 218: Added missing period after "returned Holden, with a short forced laugh"