ANIMAL HEAT, its laws and influence on the Animal Functions. Loss
and SUPPLY. Influence of Climate. Fuel of Animal Heat. Agency of
Oxygen in Disease. Respiration.


LETTER VIII

ALIMENTS. Constituents of the Blood. Fibrine, Albumen. Inorganic
Substances. Isomerism of Fibrine, Albumen, and elements of
nutrition. Relation of animal and vegetable organisms.


LETTER IX

Growth of Animals. Uses of Butter and Milk. Metamorphoses of
Tissues. Food of Carnivora, and of the Horse.


LETTER X

Application of the preceding facts to Man. Division of human Food.
Uses of Gelatine.


LETTER XI

CIRCULATION OF MATTER IN THE ANIMAL AND VEGETABLE KINGDOMS. The
Ocean. AGRICULTURE. RESTITUTION OF AN EQUILIBRIUM IN THE SOIL.
Causes of the exhaustion of Land. Virginia. England. Relief gained
by importation of bones. Empirical farming unsatisfactory. Necessity