Experimental Researches in Electricity, Volume 1

by Michael Faraday

Terrestrial electric currents

Terrestrial magneto-electric induction

—— cause of aurora borealis

—— electric currents produced by

—— —— in helices alone

—— —— —— with iron

—— —— —— with a magnet

—— —— a single wire

—— —— a revolving plate

—— —— a revolving ball