The Whale in the American Museum of Natural History
A Life-Like Model of the Largest Living Mammal
Features
Heart Weights of Various Animals
The Relative Size of the Heart is a Measure of Metabolic Activity
The Connection between Physical and Psychical Conditions
An Experimental Investigation
The Air of the New York Subway
An Important Problem in Ventilation
The Rise and Tendencies of German Transatlantic Enterprise
A Record of Progress
The Progress of the Submarine Boat
A Critique of Recent Experiments
The Aeroplane Experiments of M. Louis Bleriot
A Resume of What has Been Accomplished to Date in France with Aeroplanes of Various Types, Including that Invented by Prof.Langley
The Development of Armored War Vessels.—III
Armor Plating in the United States
Germicidal Effect of Sunlight
Sensitiveness 0f Bacteria to Light
Some Ancient Methods of Lifting Stones and Timber
The Mechanical Contrivances of old
Robert Fulton and the Centenary of Steam Navigation
From an english Point of view
The Disintegration of Atoms
Is Matter Really Transmutable
