Front matter

Transcriber’s Note:

The illustrations have been re-positioned slightly to avoid falling within a paragraph.

Minor errors, attributable to the printer, have been corrected. Please see the transcriber’s note at the end of this text for details regarding the handling of any textual issues encountered during its preparation.

Any corrections are indicated using an underline highlight. Placing the cursor over the correction will produce the original text in a small popup.

Any corrections are indicated as hyperlinks, which will navigate the reader to the corresponding entry in the corrections table in the note at the end of the text.