Pioneers of the Army
A Survey of the History of Military Engineering and Modern Requirements
Features
Manjack Deposits in the West Indies
Steel and Civilization
Prizes for Scientists
The Scissors Periscope
Devices for Making Observations from a Safe Cover
The First Spanish Submarine
The use of Balloons during the Siege of Paris, 1870-1
Natural History of the Whale Shark—I
Facts About a Monster Fish That is Little Known
Kiel, the Great German Naval Base
Its Naval and Engineering Features
Micro-Organisms and the War
Rare Gases in Natural Gas
The Medical Reserve Corps United States Army
An Important Service that has been Neglected
Signaling on Railway Trains in Motion—II
Various Systems of Engine Cab Systems Used in France
Some Factors in Municipal Engineering
The Role of Engineer in the Development of Municipalities
