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The Manufacture of Emery Wheels

Science and Commerce as Peacemakers

The Utilization of Waste Matters

“Convict Competition”

A Dangerous Item

Sterilization by Light

A Water Lens Microscope

By Geo. M. Hopkins

The Culture of House Plants

Compound Marine Engines

Plant Mind

Steam Boiler Inspection

Improved Variable Exhaust

Combined Dinner Pail and Lantern

The Three-Tailed Birthwort

The Baobab Tree

Astronomical Notes

By Berlin H. Wright

Coleman's Improved Pipe Wrench

A New Vehicle

French Band Saw Blades

Communications Received

The Scientific American


  • Departments

    Business and Personal

  • New Books and Publications

  • Notes and Queries

  • Index

  • Patents

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