The Sheffield Scientific School at Yale University was founded in 1847 and quickly became one of the premier institutions for scientific research and education in the United States. This collection of studies from the school’s chemical laboratory provides a fascinating look at the cutting-edge research being conducted in the early 20th century by some of the foremost scientists of the era. A must-read for anyone interested in the history of science and scientific research.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 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.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.