Punctuation, hyphenation, and spelling were made consistent when a predominant preference was found in this book; otherwise they were not changed.

Simple typographical errors were corrected; occasional unbalanced quotation marks retained.

Ambiguous hyphens at the ends of lines were retained.

Whatever foreign language errors may exist in the text are the author’s own, and have been left undisturbed.

Index not checked for proper alphabetization or correct page references.