Note 9 — Contributions from The Museum of History and Technology: Paper 38 The Earliest Electromagnetic Instruments
Reading edition
H. C. Oersted, Experimenta Circa Effectum Conflictus Electrici in Acum Magneticam (Copenhagen, July 21, 1820).
Reading edition
H. C. Oersted, Experimenta Circa Effectum Conflictus Electrici in Acum Magneticam (Copenhagen, July 21, 1820).