Frederic Kastner

Prof. Plantamour

The Pyrophone

Dearborn Observatory

The Present Phase of the Antiquity of Man

The Old and the New World

A Desolate Island

Mastodon Skeleton Found

The Hudson River Tunnel—The New York Works

Compressed Air Locomotives

Compressed am for Purposes of Locomotion, as Illustrated by the Tramcar System Employed at Nantes

Schwartzkopff's Safety Apparatus for Steam Boilers

The History of Magneto and Dynamo Electric Machines

Secondary Batteries

On Secondary Batteries, with Special Reference to Local Action*

Mcevoy's Electric Submarine Detecter

The Cause of Sick Headache

The Equilibrating Value of Nervous Control

Snake Bite—Rapid Cure by Phenic Acid

Testing Urine

For Albumen

Gold and Silver Amalgams for the Teeth

The Production of Ammonia Water

Abscess of Antrum

Alveolar Abscess.—Peroxide of Hydrogen

Opium Production in China

Jubæa Spectabilis

Osseous Tissue Formed from Transplanted Bone-Marrow

The Development of the Tree Toad