--Copyright notice provided as in the original—this e-text is public
domain in the country of publication.
--Silently corrected palpable typos; left non-standard spellings and
dialect unchanged.
--Added {in brackets} captions to two illustrations and to the list of
Illustrations.
--In the text versions, delimited italics text in _underscores_ (the
HTML version reproduces the font form of the printed book.)