Volume 63, Issue 1638supp
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Features
Sand-Lime Brick
The Silicon Detector, and Measurement of Electric Wave Energy
The Boyd Automatic Tide Signaling Apparatus
What are Earthquakes?
Cement Piers
Some Properties of Vanadium Steel
How small Quantities of Vanadium Affect Different Mixtures of Iron and Steel and where it is Just Useful
Aerial Locomotion
With a Few Notes of Progress in the Construction of an Aerodrome*