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Diking and Draining Salt Marshes

Powers of the Commissioner of Patents

The Great Aeronautical Exhibition

Mechanical Notes

Lakin's Patent Heat Radiator

Brioday's Improved Artificial Leg

The Value of a Caveat

Editorial Summary

Recent American and Foreign Patents

Manufacturing, Mining, and Railroad Items

Extension Notices

Should a Farmer be More than a Farmer

Watering Streets and Sidewalks

Business and Scientific Men

Heating and Ventilation

Seasonable Hints--How to Keep Cool

Employer and Employed

Obituary--Death of an Inventor

Swindling Patent Agents

The Worcester County Free Institute of Industrial Science

The Glaciers of Switzerland

Official Report of Patents and Claims


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