_Relates to the Mortality as compared with that of our Armies and Prisons, also with Foreign Armies, Prisons, and Hospitals, &c._ 113-142 BOOK SEVENTH. _Relates to the Legal Right of Death over the Captive, with the Views of the Ablest Writers of Past Times, Rousseau, Montesquieu, Mirabeau, &c. The Treatment of Prisoners of War by the Rebels contrasted with Usages of Civilized Nations. Regulations of the United States. Letter of General Butler on the Exchange of Prisoners. Complicity of Jeff Davis, &c., &c._ 142-194 BOOK EIGHTH. _Review of the Physical and Moral Causes,--Climatological, Ethnological, Social, &c.,--that have led to the Degeneration of the White Race in the South, and the consequent Degree of Perversity and Barbarity, &c._ 194-242 APPENDIX. _Notes. Statistical Tables. General Orders of the United States in Reference to Treatment of their Prisoners._ 243-254