Personal Biologic Examinations
The Condition of Adequate Medical and Scientific Conduct of Life
Volume 79, Issue 2044supp
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Features
Cultivation of Living Tissues outside the Body
Experiments with Flying Boat Hulls
Wheatstone Bridge for Resistance Thermometry
Snag Boats on Flood Rivers
A Safeguard to Navigation
Diseases Dangerous at Different Periods of Life
Artificial Production of Vigorous Trees
Valuable Sports and Hybrids that have an Interesting History
Advantages of Surface Combustion
Electro—Culture of the Soil
A Discussion of the Part Taken by Electrical Processes in Biological Reaction
Records of Radio Time Signals
Made With a Physiological Recorder
Hydrogen, its Technical Production and Uses
Electric Waves and Oscillations
A Means of Investigating the Interior of the Earth
The Government to Certify Timepieces
German System and Method
The Effect of the War on Her Industriesasupp
The Hydraulic Mining Cartridge
A Mechanical Device for Use Where Explosives Are Impossible
The Flight of a Golf Ball
Snow Removal
Report of the Conference Held in Philadelphia, April, 1914