Chapter opening with illustration of man heating and hammering iron bar aligned in north-south orientation to magnetize it, decorated initial H and two cherubs, and surrounding text LCCN92518615, 1600

Title: chapter opening with illustration of man heating and hammering iron bar aligned in north-south orientation to magnetize it, decorated initial h and two cherubs, and surrounding text abstract/medium: 1 print: engraving, with text. Date: 1600.