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The Willamette Meteorite

By Henry A. Ward

A New Epoch in Solar Physics

The Discovery of the Future

By H. G. Wells

Contemporary Electrical Science

A Philippine Census

On the Glacial Pothole in the National Museum

By George P. Merrill

The Thylacine

(Thylacinus cynocephalus)

By P. L. Sclater

Discovery of the most Ancient Temple at Thebes

By M. Edouard Naville and H. R. Hall

Electric Resistance of Iron and Steel

A Plan for Filling in the East River

Electrical Notes

Engineering Notes

Trade Notes and Recipes

The Zoelly Steam Turbine


An Inquiry Into the Working of Various Water-Softeners

By C. E. Stromeyer and W. B. Baron

Trade Suggestions from United States Consuls


Selected Formula


  • Departments

    Correspondence - July 9, 1904

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Dwindling Supply. Increasing Demand.

Dwindling Supply. Increasing Demand.

Solving the Water Crisis