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Objects and Methods of Investigating Certain Physical Properties of Soils
By Lyman J. Briggs
A New Method of Diluting Acetylene
The Density and Molecular Weight of Ozone
A Century of Civil Engineering
Interlocking Gear for Superheater Valves
Thais and Serapio
The Maned Wolf
Astronomy at the Vatican
The Suppression of Tuberculosis
The “Electricia” Carriages
A Shallow Draught Steamer for Missionary Work in the Congo
American Locomotives in England.—I
School Room Temperature and Humidity
Trade Suggestions from United States Consuls
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