5E- Electromotive Force and Current
5E20.10 Electrolysis Dick
5E30.20 Electroplating 29-1C
5E40.06 Samples of Batteries 29-1C
5E40.25 Pickle Battery 29-1C
5E40.75 Internal Resistance 29-3R
5E60.20 Piezo Sparker and Scope Dick Maryland Maryland2