Volume 23, Issue 582supp
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Features
The Use of Machine Guns in the Field, in Combination with Infantry
Sustaining Walls
Torpedo Boat Catchers
Employment of Acetic or Formic Acid in Bleaching
Tea Withering Apparatus
A New Thermometer
La Nature
Fleuriais' Gyroscope Collimator
A New Gas Thermo-Regulator
The Lactocrite
A New Method of Ascertaining the Amount of Fat in Milk