Hours of Labor
Industrial Fatigue and output in England
Features
Air Mastery as Ypres
Westminster Hall Damaged by Wood Worms
The Soldier and the Cigarette
“The Origin and Evolution of Life”
A Review of Professor Henry Fairfield Osborn's Latest Work
Indigenous Indian Dyes
Damage from Soil Fungi
Elastic Peculiarities of Phosphor-Bronze Wires
Anthropologists Examine Pitcairn Islanders
The Speed of Ships
Determining Conditions
Stenographic Machines for the Blind
That enable them to Write and Read
Torsional Hysteresis of Mild Steel
The Attar of Rose Industry in Bulgaria
Modern Analytical Chemistry—II
Some lines along which its Scientific Development has Proceeded
Carburization of Iron by Cyanides and Cyanates
The use of Titanium in the Manufacture of Steel Castings
Coal Gas for Motor Vehicles
A War Substitute being tried in England
A New Method of Artificially Loading Generators for Test
Rood Screens in the East Riding of Yorkshire
Radio-Active Halos
Minute Rock Markings of Importance to our Views on the Physical History of the Earth
