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Opere complete di Galileo Galilei XV.djvu - Alex brollo

Davis's manual of magnetism - including galvanism, magnetism, electro-magnetism, electro-dynamics, magneto-electricity, and thermo-electricity (1854) (14589896340).jpg - Fæ

Davis's manual of magnetism - including galvanism, magnetism, electro-magnetism, electro-dynamics, magneto-electricity, and thermo-electricity (1854) (14590030239).jpg - Fæ