The Specificity of Proteins and Carbohydrates
In Relation to Genera, Species and Varieties
Volume 81, Issue 2101supp
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Features
The Ignition of Explosive Gas Mixtures by Electric Sparks
Artificial Camphor
The King of Elephants
One of the Surprises of Trench-Digging
A New use for Sawdust
Vine Hedges
The Washington Navy Yard Wind Tunnel
By Which Various Aeronautical Problems Are Studied
Food Selection—II
For Rational and Economical Living
An Interesting Fact Relating to Cement
Ancient Principles of Physiognomy
A Museum Becomes the Seat of Government
How the Quarters of the Geological Survey of Canada Were Converted for Legislative Use
The Utilization of Peat
War Brings Prosperity to the Cutlers
Salts, Soil-Colloids and Soils
Problems of Reclaiming and Maintaining Waste Land
The Surface-Tension at the Interface between Two Liquids
Making Wild Animals take their Own Pictures
Special Apparatus for Making Nature Studies
A Reagent for Etching Mild Steel
The Simplex Calendar—A Correction
“Ghost Lines”
Phenomena Observed in Large Steel Castings