TRANSCRIBER’S NOTE

All open contractions have been closed up, so for example “does n’t”and “you ’ll” are shown as “doesn’t” and “you’ll” in the etext.

Footnote anchors are denoted by [number],and the footnotes have been placed at the end of the relevant paragraph.Footnote [4] has two anchors.

The Table of Contents has been created by the transcriber and isplaced in the public domain.

The cover image was created by the transcriberand is placed in the public domain.

Some minor changes to the text are noted at the end of the book.