""Electrical Instruments and Testing: How to Use the Voltmeter, Ammeter, Galvanometer, Potentiometer, Ohmmeter, and the Wheatstone Bridge"" is a comprehensive guidebook written by Norman Hugh Schneider in 1905. The book provides a detailed explanation of the various electrical instruments and testing equipment used in the field of electrical engineering. It covers the principles of operation, construction, and usage of instruments such as voltmeters,...