Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge Volumes 40-41

<p>This compilation contains the proceedings of the American Philosophical Society held at Philadelphia covering Volumes 40 and 41. A valuable resource for historians and researchers this collection provides insights into the intellectual and scientific discussions of the period. Explore the diverse range of topics presented before one of the nation's oldest and most prestigious learned societies. These volumes offer a window into the evolution of American thought and scientific inquiry at the turn of the 20th century. Discover the contributions of leading scholars and thinkers as they grapple with the pressing issues of their time. A must-have for any serious student of American history science or philosophy these proceedings offer a unique glimpse into a pivotal era.</p><p>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 remains as true to the original work as possible. Therefore you will see the original copyright references library stamps (as most of these works have been housed in our most important libraries around the world) and other notations in the work.</p><p>This work is in the public domain in the United States of America and possibly other nations. Within the United States you may freely copy and distribute this work as no entity (individual or corporate) has a copyright on the body of the work.</p><p>As a reproduction of a historical artifact this work may contain missing or blurred pages poor pictures errant marks etc. Scholars believe and we concur that this work is important enough to be preserved reproduced and made generally available to the public. We appreciate your support of the preservation process and thank you for being an important part of keeping this knowledge alive and relevant.</p>