Of Physical Systems, and Geological Theories, in general.
CHAP. IV.
The Supposition of Primitive Mountains refuted.
CHAP. V.
Concerning that which may be termed the Primary Part of the Present Earth.
CHAP. VI.
The Theory of interchanging Sea and Land, illustrated by an Investigation of the Primary and Secondary Strata.
SECT. I.—A distinct view of the Primary and Secondary Strata.
SECT. II.—The Theory confirmed from Observations made on purpose to elucidate the Subject.
CHAP. VII.