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Steel Making at Ensley, Alabama

By Day Allen Willey

Correspondence

Radium a Transformer

Practical Method for Producing Compressed Tablets

Experiments in Forcing Plants by Ether

By Emile Guarini

Electric Pocket Lamps

Contemporary Electrical Science

Water-Softening

An Inquiry Into the Working of Various Water-Soitteners

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

Fertilizers from Fish Waste or Refuse

By Charles H. Stevenson

A Costumed Human Figure from Tampico, Washington

By Harlan I. Smith

The Recent Progress of Tanning as a Chemical Industry

By J. T. Wood

Electroculture

Racing Automobiles in the 1904 Gordon Bennett Cup Rack.—I

By the Paris Correspondent of the Scientific American

Peat as a Fuel

Electrical Notes

Trade Suggestions from United States Consuls

Patents!

Engineering Notes

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    Science Notes - July 23, 1904

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July 23, 1904

Beyond XX and XY

Biology. Identity. Equality.