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Borax--American and Foreign

Improved Traction Engine, Sanitary House Warming

Report of the Revenue Commission

American Breech-Loaders in Europe

Underground Railways

Editorial Summary

New Patent Pin

Haines's Safety Bridle

Expansion of Steam

Renz's Extension Weeding Hoe and Rake

Recent American and Foreign Patents

Answers to Correspondents

Explosions from Overheating Boilers

Another Great Work Projected

Handles--Their Variety and Adaptability

Remedy for Smoky and Dangerous Flues

Stoves vs Grates--Friction Not a Force

By Charles A. Seely

The Cotton Manufacture--Carding and Drawing

Boston Institute of Technology

A New Earth Excavator

Gleanings from the Polytechnic Association

Patent Claims

Extension Notice

New Publications


  • Departments


  • Business and Personal

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