Handling Passengers on a Rapid Transit Railroad—II
Construction of a Rapid Transit Line as Illustrated by the Hudson and Manhattan Railroad
Volume 71, Issue 1839supp
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Features
An Instructive Barogram, Fruit Disease Investigations
A Handsome County Bridge
A Reinforced Concrete Bridge Connecting Asheville with West Asheville
Mechanical Aids to the Study of Marksmanship
A German Army Officer's Invention
Curved Photographic Plates
Their Advantages in Astronomical Photography
A Concrete Potato Peeler, Work Among Southern Farmers
Potash Salts: Light on an International Controversy—I
Uses and Occurrence of Potash in the United States
The Crane Collection of the New York Zoological Park
How Cranes are Kept in a Great PaddocK
Cheese as an Article of Diet
A Food That is Much Neglected
The Use of Electricity in the Metallurgy of Iron
A Turning Point in the History of Iron
No Well-grounded Complaint Against the Farmer
Airship and Aeroplane in War
The Relative Merits of the Dirigible Balloon and the Aeroplane