Elementary lessons in electricity and magnetism (1906)
Thompson, Silvanus P. (Silvanus Phillips), 1851-1916, Schwetzky, Otto H. L. [from old catalog] · Chicago, Thompson & Thomas · leaf 91
ece of hard steel, be rubbed with a lode-stone, it will be found to have also acquired the propertiescharacteristic of the magnet; it will attract light bits of 1 Tbe common rpelJing /^a^jfstone is duo to inisapprelieusiuii. CHAP. II.] ELECTRICITY AND MAGNETISM. n iron, and, if hung up by a thread… … Figs. 40 and 41.. 78. Discoveries of Dr. Grilbert.—This was: all, ornearly all, tliat was known of the magnet until 1600,when Dr. Gilbert published a l^rge number of magneticdiscoveries in his famous work ** De Magjtete,? HeobserA-ed that .the attractive power of a magnet appearsto reside at two…
Electricity · Magnetism
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