Librería Samer Atenea
Librería Aciertas (Toledo)
Kálamo Books
Librería Perelló (Valencia)
Librería Elías (Asturias)
Donde los libros
Librería Kolima (Madrid)
Librería Proteo (Málaga)
The contents of the book are as followsI. Matter and Its Properties II. The Ether III. MotionIV. Energy V. Gravitation VI. Heat VII. Ether Waves VIII. Electricity IX. Chemism X. Sound XI. Life XII. Physical Fields XIII. On Machines.-Mechanism XIV. Properties of Matter as Modes of Motion XV. Implications of Physical Phenomena XVI. The Relations of Physical and Psychical Phenomena Appendix Index