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Improved Combination Pleasure Velocipede

Notes on Science and Arts

Fell's Railway Over Mont Cenis

Slide Valves

Lap and Lead

Utilization of Bones

Coal Tar and its Products as Preservatives for Wood

Petroleum—Important Discovery

The Adjustable Looking—Glass Reflector

The Indicator

Modern Engineering

The Coal Miners' Combination

General Dyer's Vindication

Excitement a Disease of Society

Meteorological Science

The Effect of Sewing Machines Upon Female Health

The Resources of the Great West—Walla Walla Valley

New Publications

Applications for Extension of Patents

Manufacturing, Mining, and Railroad Items

Editorial Summary

Recent American and Foreign Patents

Answers to Correspondents

Official List of Patents


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