but no résumé of it could better be given than by quoting here its first page, which has been translated as follows:
This treatise on the magnet contains two parts, of which Part I is complete in ten chapters, and Part II in three.
Of Part I: Chap. I states the object of the work;
Chap. II, of what the investigator in this line of work should be;
Chap. III, of a knowledge of the loadstone;
Chap. IV, of the science of the discovery of the parts of the loadstone;
Chap. V, of the source of the discovery of poles in the loadstone—which of them is the north and which the south;
Chap. VI, in what manner a magnet attracts a magnet;
Chap. VII, how iron touched with the magnet turns towards the poles of the globe;
Chap. VIII, in what manner a magnet attracts iron;