Stories by J. Bernard Walker

Original Timber Trestle Is Replaced, First By Steel Bridge, Then By Massive Earth Fill

Built on Land, Towed to Place, and Sunk, Section by Section

Control of the Mississippi--a Stupendous Engineering Work Which Must Be Financed by the Federal Government

How the Overgrown War fleets of the United States and Great Britain were brought down to a Peacetime Basis

Built of Large-Size Stone, Bedded in Cement Mortar, St. John's Cathedral Should Be As Lasting As the Pyramids

Building Three Bridges that will end the Isolation of an Important Section of New York City.

A Big Problem of Ventilation, Requiring Nearly Four Million Cubic Feet 0 Fresh Air Per Minute

Ordnance Officer, Chemist and Mathematician Combined Have Doubled the Efficiency of Our Army Ordnance Since the War

Failure to Develop and Deepen Our Lake and River Systems Causes an Enormous Economic Loss

We Have 55,000,000 Potential Horsepower In Our Rivers, of Which We Waste 44,000,000

How the Physicist, the Chemist and Wind-tunnel Tests Collaborated in Producing the Car Which Made 203.79 Miles Per Hour On Daytona Beach

Blisters Below Water, Heavier Deck Armor, Improved Boilers, Tripod Masts and Larger Cruising Radius, Render the "Texas" a Far More Efficient Ship

Our Virgin Soils Were Formerly Rich in Plant Food. We Have Been Taking This Food Out and Putting Very Little Back, Thus Exhausting the Soil

By Diverting the Schuylkill River Through an Artificial Channel, the Reading Railroad Eliminates a Long Tunnel and Two River Crossings

The Threatened Extinction of Some of Our American Game and the Valiant Fight that Is Being Made to Save the Remnant

The Destruction of Many of Our Finest Fisheries Has Been Only Less Complete Than the Destruction of Our Forests

Waste in the Mining, Marketing and Using of Coal, and the Remedy

What Has Become of the Famous Yachts Which Have Successfully Defended the Cup Since It Was Won 75 Years Ago

Jupiter Pluvius, Not Chicago, Mainly Responsible for Low Lake Levels

Conservation of Gasoline by Its Recovery from Gas; by Improved Refining Methods; and by Using Special Anti-Knock Gasoline in High-Speed Motors

During the First Ten Years of Operation, the Earnings of the Canal, Excluding Interest Exceeded Expenses by Over Thirty-three Million Dollars,

Present "Grab-all-you-can" Policy in Oil Drilling Is Criminally Wasteful. Regulated Cooperative Drilling Is Necessary to Prevent a Future Oil Famine

"Saratoga" and "Lexington" Are Unique in the History of Naval Construction