ed these plates were used as negatives from which a the north polar magnetism was contained in one end of the break. Place each piece on the table as it is magnet, while the other end of the magnet held the south series of photographs were printed, exactly as a photo- separated from the wire, and… … letting fall on the plate vertically at An Experiment with a Magnet formed FiO. 25.-AKEANGEMENT OF FILINGS OVER THE END OF A BOUND MAGNET. different points a piece of copper wire. ofSted Filings Packed in a Paper Cylin- The vibrations of the plate momentarily detach the filings Interesting…
Patents · Magnetic · Bushels · Grain · Needle · Scientific American · Pole · Provisional protection · Magnetic field · North Pole · Steam engine · Export edition · Small steam · American export · Patent office · Iron filings
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