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The Five-Masted Ship La France–The Largest Sailing Vessel Afloat

The River Spans of the Cincinnati and Covington Elevated Railway, Transfer and Bridge Company

By William H. Burr

Economical Apparatus

By Walter H. Ince

“Compressed Air” Sheep Shearer

An Improved Fuse Cap Fastener

The Artificial Light of the Future

By E. L. Nichols

The Electromagnet

By Silvanus P. Thompson


By Jakob Bolin

Dr. Koch on Tuberculosis

A Comfortable Hen House

“Wild Beasts and their Ways.”


The Manufacture of Hydrogen Dioxide

By A. Bourgougnon

New Military Tent

A New Cecidomyiid Infesting Box-Elder

By C. P. Gillette


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December 13, 1890

Science for the Modern World