Volume 31, Issue 802supp
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Features
The Builders of the Steam Engine—The Founders of Modern Industries and Nations
H. M. S. Royal Arthur
The Matteawan Asylum for the Criminal Insane
Baroscopic Thermometer
The Practical Application of Magnesia Cement
An Incandescent Lamp Factory in the Northwest
Photographic Perspective and the use of Enlargement
On Variational Electric and Magnetic Screening
Underground Conduit for Electric Railways
The Electrical Utilization of Water Power
Gold in Columbia
To the Editor of the Scientific American