539362 Magnetic needles on a terrella will point towards the north pole, A. other needles will do likewise, even though the surface of the terrella is uneven, as at O. From William Gilbert De Magnete, London, 1600 by Gilbert, William (1544-1603); (add.info.: "De Magnete, Magneticisque Corporibus"; English physicist experimenting in magnetism; Gilbert concluded that the earth was magnetic and this was why the compass pointed north; father of electricity; ); Universal History Archive/UIG; English, out of copyright.