Scientific American 1920 to 1929

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2010-01-19: THE MEANING OF THE BRAIN - MAKE-BELIEVE TELEPATHY - SCIENCE TURNS DETECTIVE - TWO-WHEELED BUT HAS FOUR2010-02-01: NATURE'S BUILDING BLOCKS - WHAT Is L. T. C. - A rabbit that cannot be caught.1927-03-01: SWAMP RECLAMATION UP·TO·DATE - MICRO MOTION PICTURES - MARCONI STRIDES ONWARD - WHAT Is THE SIMPLEST ELEMENT1927-04-01: Defeating Desert Dust1927-05-01: Measuring Food Energy1927-06-01: MODERN WHALING - TALKING MOTION PICTURES - THREE COMING EVENTS By Prof. Henry Norris Russell1927-07-01: THOMAS ALVA EDISON - SUPER GUNS FOR OUR ARMY - BY J. BERNARD WALKER<br>SEEING THE EARTH TURN - SUNBURN IN THE DARK0192-08-01: ARE ATHLETES MACHINES? - BY DR. A. V. HILL<br>NEW GOLF CLUB DESIGNS - SOCIAL INTELLIGENCE1927-09: SLEEPY SICKNESS, TELEPATHY-FACT OR FABLE?, WHY FLY WITHOUT RADIO?2010-10-19: CULTURE PEARLS, FOUR SUNLESS WORLDS, DANCE OF THE MOLECULES2010-11-01: ARE HUMAN ENGINES EFFICIENT? - BY DR. PAUL R. HEYL - EVOLUTION OF THE HUMAN EYE<br>WHAT IS NEW IN RADIO?1927-12: PRE-SUMERIAN MAN - BY L. H. DUDLEY BUXTON<br>LIGHTNING PREVENTION - LIFE-SAVING AIRPLANES
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2010-11-01: ARE HUMAN ENGINES EFFICIENT? - BY DR. PAUL R. HEYL - EVOLUTION OF THE HUMAN EYE<br>WHAT IS NEW IN RADIO?

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