How Ripe Olives Are Made, Pinholes in Photographic Plates, and more

Naval and Military- November 17, 1917

Science- November 17, 1917

Astronomy- November 17, 1917

Lake Vessels for the Atlantic Service

Cutting Them in Half for Shipment Through the Welland Canal to the Seaboard

Ships of Stone

Seaworthy Concrete Vessels an Accomplished Fact

Strategic Moves of the War, November 8th, 1917

By Our Military Expert

The "Trading with the Enemy Act"

Conditions Under Which Patents of Enemy Subjects May be Used

Cutting Logs into Shingles

How Big Trees Are Converted Into the Thin Slabs That Cover Our Roofs

What of the Dirigible Balloon?

New Possibilities of Lighter-Than-Air Craft Disclosed by the Recently Tested Forlanini Airship

Marked Changes in Captive Lions, Cutting the Cost of Packing by Using Standardized Containers, and more

Acceleration as a Leading Feature of the Electric Vehicle, An Unusual Case of Cattle Poisoning from the Wild Black Cherry, and more