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 from the original artifact, and...
In nature we observe both diversity and discontinuity among all plants and animals. Living things cannot be arranged in a continuous, unbroken series from simple to complex, nor can one variant be...
Immigrants who travel and settle in foreign countries face challenges due to cultural differences or even deliberate segregation by dominant groups. In their attempt to negotiate their existence,...
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 marks, etc. that were either part of the...
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 is in the "public domain in the United States of...