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Drilling and Pumping, Nitro-Glycerin

Night and Magnitude

Notes on New Discoveries and New Applications of Science

Gleanings from the Polytechnic Discussions

Sodium Dangerous--The Sea Set on Fire

Financial Break-Down in England

Improved Facilities in Railroad Freights

Food and Its Adulterations

Patent-Office Decisions

A Stubborn Engineering Job

Dembois's Culinary Vessel

Exhaustion of British Coal Fields

The Limited Nature of Patents

How Fast Does the World Move

Patent Claims

Issued From the U. S. Patent Office

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June 02, 1866

See the World from a Different Perspective

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