
The SciencesNovember 12, 1910
The Ultra-Rapid Cinematograph

The Ultra-Rapid Cinematograph

The Theory of Diabolo
A Scientific Explanation of a Toy's Vagaries

Pocket Electrometers

Instruments for Measuring Radiant

Instruments for Measuring Radiant Heat

Instruments for Measuring Radiant Heat

Electrical Stress

Bicycles and Tricycles

An Integrating Machine

Magneto-Electro Induction