Add endnotes, press notices, and errata entries to TOC.

[Chapter VIII]

Change “interpretation of none of these presents any diffculty” to difficulty.

[Chapter XII]

“and whereever a society has passed beyond the nomadic stage” to wherever.

[Chapter XIV]

(entered his sept, and is truly his wife.” Among the) delete quotation mark.

[Endnotes]

A few trivial punctuation and italics corrections.

([p. 290], note 2) “the Welsh custom depends on he statement of a” to the.