Columbia University Indo-Iranian Series. Columbia University Contributions to Oriental History and Philology. Columbia University Oriental Studies. Columbia University Studies in Romance Philology and Literature. Blumenthal Lectures. Carpentier Lectures. Hewitt Lectures. Jesup Lectures. Catalogues will be sent free on application. THE MACMILLAN COMPANY, Agents 64-66 FIFTH AVENUE, NEW YORK Transcriber's Notes: Passages in italics are indicated by _italics_. Pages 118, 119, and 120 are numbered consecutively in the text, but there appears to be a page or more missing from the original. Footnote 442 (on page 118) ends with a comma in the original. Some quotes are opened with marks but are not closed. Obvious errors have been silently closed while those requiring interpretation have been left open. Punctuation has been corrected without note. The following misprints have been corrected: "Francesea" corrected to "Francesca" (page 21) "everthing" corrected to "everything" (page 48) "Shelly" corrected to "Shelley" (page 68) "wordly" corrected to "worldly" (page 70) "followd" corrected to "followed" (page 90) "Progess" corrected to "Progress" (page 129) "ever" corrected to "even" (page 138) "Ambrosianae" corrected to "Ambrosianae" (page 152) "beween" corrected to "between" (footnote 30) "Cynthia" corrected to "Cythna" (footnote 180) "Nineteen" corrected to "Nineteenth" (foonote 259) "Work" corrected to "Works" (footnote 313) "elese" corrected to "else" (footnote 437) Other than the corrections listed above, inconsistencies in spelling and hyphenation have been retained from the original.