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...
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...
S ren Hjorth Inventor of the Dynamo-Electric Principle by F. Sodermann and Sigurd Smith is a fascinating biography of the Danish scientist who invented the first dynamo, a crucial early development in the history of electricity. This book is perfect for anyone interested in...