Sensitive Relays Without Magnets
An Unusual Adhesive Force Between Partial Conductors of Electricity Makes Possible These Unique Relays
Stories by Alfred Gradenwitz
Experimental Telepathy
Tests by Dr. Carl Bruck, M.D., Berlin, on the Transmission of Drawings
Making Sport a Science
Devices and Tests Which Determine the Individual Fitness of Candidates
Doing Two Things at Once
Multiple Consciousness, or Reflex Action of Unaccustomed Range?
Self-Steering Vessels
Recent German Developments in Automatic Gyro Practice
Investigating unknown Forces
The Unique Psychic Laboratory of Fritz Grunewald, at Charlottenburg
Plants as Inventors
Sound Engineering Principles Practiced by Members of the Vegetable Kingdom
Quantity Production of Relief Maps
A New Process Whereby These May Be Had Quickly and in Large Numbers
Where Human Speech Is Put On the Dissecting Table
The Remarkable Laboratory of Experimental Phonetics of Dr. Panconcelli-Calzia of Hamburg
The Chemistry of the Volatile
Some Interesting Facts About a Relatively Obscure Phase of Chemistry
Women-Chemists in Wartime
[article on chemistry schools for women in Berlin and elsewhere]
A Model Hospital Train
Describing the Completeness of the Bavarian State Hospital Train
