In the HTML version some of the illustrations
have been moved beside the relevant section of the text.
Page numbers in the List of Illustrations reflect the position of the illustration
in the original text, but links link to current position of illustrations.
Minor
punctuation errors have been corrected without notice.
An obvious
printer error has been corrected, and it is listed below.
All
other inconsistencies are as in the original. The author's spelling has
been maintained.
Page 36: "a Saxon ex-example" changed to "a Saxon
example".