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72
PHYSICS
"1000 and Qnt"
GROUP 96 (Continued) PHYSICS Physics
* Electromagnetic Induction (1) Important experiments with elaborate equipment such as only a great university possesses. (134;
* Electromagnetism (2) Fundamental relations of electricity and magnetism.
(134)
* Electrostatics (1) Experiments photographed in Ryerson Laboratory, University of Chicago. * (134)
Experiments in Conduction of Heat (V2) Elementary laboratory experiments. (22)
Experiments in Physics — Sound Waves (1/4) Demonstrating the principle underlying wireless telegraphy, measuring length of waves. Photographed in physics laboratory of Cornell. (2 2)
Friction Ball (1) Experiments with a ball of sulphur, revealed to the chemist many discoveries in regard to properties of electricity; how some of these facts were developed industrially. (14)
Gravitation of Liquids (Y2) Laboratory experiments demonstrating difference in specific gravity. (22)
* High Frequency Currents (1) Demonstrated in the Ryerson Laboratory.
(134)
* Magnetism (1) Fundamental properties of magnetism. (134) ***Mysieries of Snow (1) Pictures of the romance of snow. Beauty of snow flakes and different kinds of crystals. ' (22)
Revelations by X-Ray (1) Electrical action in producing X-Rays, and power of X-Rays to reveal inner structure of opaque objects. (X) Science at Home — Story of the Magnet (1) Self-explanatory. (151) Science at Home (1) Electrical and mechanical experiments. (151) ***Science of a Soap Bubble (1) Unusual properties of soap bubble.
(111A, 151)
Sunbeams (1) Composition of light and color; objects studied under vamng light conditions. (56)
(See also Groups 20, 57, 63-6 68-70)
PHYSIOLOGY, HEALTH AND HYGIENE
GROUP 97 EMBRYOLOGY Embryology
***Embryology of the Egg {Y2) Development of the chick embryo. (144)
Gift of Life (4) Sketches the biology of reproduction from a very simple form to the human being. (XXX, 6)
The Science of Life (12 one-reel subjects) Made under direction of the Surgeon General, U. S. Public Health Service. Covers general biology, communicable diseases and personal hvgiene. Series divided into 3 parts:
(22)
Part I deals with general biology:
Reel 1 — Protoplasm, the Beginning of Life
Reel 2 — Reproduction in Lower Forms fo Life
Reel 3 — Reproduction in Higher Forms of Life
Reel 4 — Interdependence of Living Things Part II treats of communicable diseases. (See Group 104 for separate reels).
Part III deals with personal and general hygiene. (See Group 101 for
separate reels).
(See also Groups 95, 98)
ANATOMY AND STRUCTURAL PHYSIOLOGY GROUP 98 Anatomy and Structural Physiology
* Blood Circulation (1) Microscopical study of embryo of egg and beating of a turtle's heart. (4 2)
* Circulation of the Blood (2) Composition and function of the blood and action of the heart. (28)
Brain and Nervous System (1) Divisions of the brain, different kinds of nerve cells, association centers, etc. (28)
How the Fires of the Body Are Fed (1) Mechanical processes that take place during the digestion of food. (XVI) *#*How We Breathe (Y2) Lungs and how they function in purifying blood; animation. (22, 112)
How We Hear (*/i) Study of human ear and functions of its various parts.
(XI, 22, 112)
How You See (Y2) Theory of sight and principles common to eve and camera. (XI, 22, 112)