The Thebes Railroad Bridge

Production, Imports, and Exports of Iron and Steel

Railroad Housekeeping Economies

Ozobrome Photography

Pinachromy and Pinatype: New Processes of Color Photography

Lights of other Days

I.—candlesticks

The Increase of Knowledge in the Several Branches of Science

Two Fox Cubs and their Foster Mother

Remedies and Preventives against House Flies

The Nutritive Value of Cereal Breakfast Foods

Cistern Cleaners in the Delta

Submarine Coal Mining

Chain-Making Machinery

The Vitriolizing of Wheat

Optical Illusions

Contemporary Electrical Science

Science Notes

Electrical Notes

Engineering Notes

Trade Notes and Formulæ