Experimenta circa effectum conflictus electrici in acum magneticam

Ørsted, Hans Christian
Typis Schultzianis, 1820
61. Magnetism from Electricity This is one of three known copies of this work in America. In it, Ørsted discovered that electric current in a wire caused a deflection in a magnetized needle, a phenomenon which was rapidly recognized and inspired the development of electromagnetic theory.
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61. Magnetism from Electricity

This is one of three known copies of this work in America. In it, Ørsted discovered that electric current in a wire caused a deflection in a magnetized needle, a phenomenon which was rapidly recognized and inspired the development of electromagnetic theory.