Volume 61, Issue 5
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Features
Working for Knowledge
The New York Water Supply--How the People Suffer from Lack of Pressure
An Improved Baling Press
An Improved Seed Planter and Fertilizer Distributer
An Improved Cultivator
To Paris Exhibition
The locomotive exhibits--the Italian section. Paris, July 4
How to Perforate Glass
The Lightning Flash
The Retsof Salt Mines at Greigsville, N. Y.
Simple Scientific Experiments
Experiments With Eggs