TRANSCRIBER'S NOTES
1. Images have been moved from the middle of a paragraph to the closest paragraph break. Also the footnotes have been moved to the end of the chapter in which they are referred.
2. The frontispiece "The Koran" mentioned in "Full-Page Illustrations" list is missing.
3. Other than the corrections listed above, printer's inconsistencies in spelling, punctuation, hyphenation, and ligature usage have been retained.