Electrical instruments and testing how to use the voltmeter, ammeter, galvanometer, potentiometer, ohmmeter, and the Wheatstone bridge This book, "Electrical instruments and testing how to use the voltmeter, ammeter, galvanometer, potentiometer, ohmmeter, and the Wheatstone bridge", by Norman H. Schneider, is a replication of a book originally published before 1905. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible. This book was created using print-on-demand technology. Thank you for supporting classic literature.