Michael Faraday 
On the various forces of nature and their relations to each other [EPUB ebook] 

Which was first, Matter or Force? If we think on this question, we shall find that we are unable to conceive of matter without force, or of force without matter. (W. Crookes in On the various forces of nature and their relations to each other)
The following publication presents the collection of lectures, discourses and speculations of Professor Faraday.
Contents:
THE FORCE OF GRAVITATION
GRAVITATION—COHESION
COHESION—CHEMICAL AFFINITY
CHEMICAL AFFINITY—HEAT
MAGNETISM—ELECTRICITY
THE CORRELATION OF THE PHYSICAL FORCES
LECTURE ON LIGHT-HOUSE ILLUMINATION—THE ELECTRIC LIGHT
Michael Faraday was an English scientist who contributed to the study of electromagnetism and electrochemistry. His main discoveries include the principles underlying electromagnetic induction, diamagnetism and electrolysis.