Magnetical Investigations - Volume 2

Excerpt from Magnetical Investigations. The experiments described in this second Part of Magnetical Investigations were to a very considerable extent made some years ago. They have been carried forward however at intervals as the Author''s arduous professional duties would admit to the present time; and the publication of the results obtained has been deferred until all the objects of inquiry belonging to the de partment of experimental research which were originally contemplated or have been suggested in the progress of the Investigations have been completed....