Reproduction of the original.

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.

Gray was one of Darwin's strongest supporters in the American scientific community; he was also a Presbyterian and discussed questions of natural theology, design and teleology, including an earlier version of Chapter 3 of this book, with ...

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.

DARWINIANA ASA GRAY, -- PREFACE.