DigiCat Publishing presents to you this special edition of "The Biological Problem of To-day: Preformation Or Epigenesis?" (The Basis of a Theory of Organic Dev

Excerpt from The Biological Problem of to-Day: Preformation or Epigenesis? The Basis of a Theory of Organic Development Shortly after the appearance of Dr. Osca

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

This is a reproduction of a book published before 1923. This book may have occasional imperfections such as missing or blurred pages, poor pictures, errant mark