Mimicry in Animals
A New Theory of Inherited Experimental Knowledge
Features
Solvents of Coal
The use of Titanium in Steel Castings
Metallurgical Processes in the Foundry
Use of Ferromanganese—Ferrosilicon—Chills and Iron Molds
The Menace of the Rodent
Platinum in Spain
The Radiation of the Stars
Psychological Effects of Earthquakes
Sources of Fat in Germany in 1916
Asphalt
Where It Comes from and Some of Its Characteristics
Petroleum in Assam
The Projection of Light
A Simple Method of Considering the Important Factors
A Qualitative Determination of the Reflection Coefficients of some Metals in the Schumann Region
Photographic Color Prints on Silk
A Kinetic Hypothesis to Explain the Function of Electrons in the Chemical Combination of Atoms
Peat as Locomotive Fuel
The use of Mean Sea-Level as the Datum for Elevations
An Engineering Problem of National Importance
