Features
Heating by Hot Water
A Hot Water Engineer
Improved Varnish Boiler with Automatic Regulator
Twin Screw Steam Launch
Twin Locomotive
The Steam Yacht “Lady Franklin”
New Automatic Siphon
Pumping Gold
An Exhibition of Wall-Papers
Thin Plates of Metal
The Smith-Odling Miner's Lamp
Duplex Drop Shutter
A New Determination of the Chemical Equivalent of Aluminum
The Ammonia-Soda Process
Compressed Gas
Manufacture of Sugar
Absorption of Gases by Charcoal
On A New Series Of Equivalents Ob Molecules*