
Reporting the Life Story of Rails
How Railroads Employ the Rail-Section Machine for Determining the Wear and Tear on Their Tracks
How Railroads Employ the Rail-Section Machine for Determining the Wear and Tear on Their Tracks
How It Is Carried Out and Its Economic and Vital Importance to the Country
How We Are Expanding Our Knowledge of the Behavior of Cements and Aggregates
Methods and Machines That Make It Profitable for Every Plant to Handle Its Own Junk
Pneumatic Apparatus That Constitutes the Prime Factor in Trunk-Line Maintenance of Way
How the Great Sheets of This Difficult Material Are Made and Handled
Canada Blazes the Way to Put Them on a Par with Anthracite
How Teuton Chemists Have Converted the Lowly Swamp Muck Into an Industrial Cinderella
Some Facts and Figures of the Annual Traffic in New and Old Steel Rails
Projects Looking to the better Utilization of This Great Water Power
What Ontario Has Done in Hydroelectric Development
How Compressed Air Takes the Place of Natural Gas in Stimulating the Flow of Old Wells
The Springdale Undertaking--A Great Power House at the Mine Mouth
The Growing Importance Played by this Fibrous Substance in Modern Building
Relieving a Wreck of its Cargo with the Aid of Injections of Compressed Air
The Struggle Toward a Standard, and What Is Likely to Come of It
A Recently Developed Process Which Bids Fair To Be of Economic Moment
Some of the Advantages Which Have Led to Wide Adoption of This Structural Type
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