Features
Trade Mark Decisions by the Commissioner of Patents
The “Fontaine” Locomotive
Improved Compound Engine
Infancy and Childhood of the Steam Engine
The Panama Canal
A Recent Address by Capt. Eads before the British Association
Improvement of the Mississippi, and the Tehuantepec Ship Railway
Cheap Gas for Gas Motors, Etc
Voigt's Winding Frame
Huguenin's Fulling Machine
Improved Apparatus for Preventing the Explosion of Fire Damp
On some Problems Arising in the Assay Office
C. H. AaronTo Find the Weight of Gold in a Specimen of Gold in Quartz, Etc