Features
The “Victory” Printing Press
Friction
On Axle Breakage
Action of Burning Gunpowder on Steel
Strength of Bricks
Gas Pressure-Gauge
Steam Boiler Economy
The London “Times” on American Manufactures
Heating Feed-Water
Irwell River Bridge, Manchester, Eng
A Ball on a Jet of Air, Steam, or Water
Wool Dyeing
Why Silk Hats are Dear
A Curious New Sponge, Kallispongia
Adulteration of Cochineal
Evidences of the Age of Ice
The Temperature of the Sea
The Planet Vulcan
Colored Hail and Snow
Lecturer on Chemistry, Glasgow
Geological Time
Presidential Address Before the Liverpool Geological Society
