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

Simple typographical errors were corrected.

Ambiguous hyphens at the ends of lines were retained; occurrences of inconsistent hyphenation have not been changed.

Transcriber added the captions to the Frontispiece and the illustration facing page 59.

Index not checked for proper alphabetization or correct page references.