The Pleistocene Man of Vero, Florida
A Summary of the Evidence of Man's Antiquity in the New World
Volume 85, Issue 2214supp
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Features
Tanning
Some Reactions of Acetylene
Tree Planting to Control Snow and Wind
Protection for the Farmer and the Railroad
The Present Position of Metamorphism
Cost of Producing Calcium Carbide
A New British Oil Industry
Problems of Atomic Structure—V
Differences Characteristic of Different Elements, and Mechanism of the Molecule
Magnesite
The Hadfield Prize
For a New Method of Determining the Hardness of Metals
Gathering Kauri Gum in New Zealand
A Little Known but Important Industry
Vitamines in War-Time Diets
Long Range Artillery Calculation
Mineral Wealth of Alsace-Lorraine
Mineral Riches of the Far East
Proper Storage Conditions for Potatoes
Remarks on the Temperature of Space
A Miracle Explained
The Pyranometer
An Instrument for Measuring Sky Radiation
Detecting Organic Impurities in Sands
The Electroculture of Crops
A Review of Important Experiments in Plant Physiology