Properties of Water and Ice at High Pressures—II
Five Different Kinds of Ice Discovered
Features
A Working Erosion Model
To Illustrate the Influence of Vegetation in Checking Erosion
The Research Chemist and the Textile Industry
Sintered Iron foes Compared, Erosion of Canal Bottoms by Boat Propellers
Experience With Two Important Processes and Data as to Costs
The Development of Electrically Operated Tools
Plate-bending Rolls and Hole-cutting Machines Designed at South Bethlehem
Notes on Invisible Light
Recent Discoveries in Physical Science—III
Chemical Valency Bonds Interpreted as Electric Lines of Force
Experimental Evidence of Molecular Structure
Electro-Cardiography
How the Heart is Made to Register its Own Action by the Electricity it Generates
A School of Porpoises at the New York Aquarium
The Difficulties Encountered in Bringing the Catch from Cape Hatteras to New York Alive
The Problem of Three Bodies
A Classic Problem Solved: Its Application to Celestial Bodies Under Mutual Gravitational Attraction
