SA Supplements Vol 2 Issue 44supp

SA Supplements

Volume 2, Issue 44supp

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Features

Hydraulics at the Exhibition.—The Pump Annex

Exhibition Notes

The Century Clock

Cutting Tools for Lathes

To the Editor of the Scientific American

James B. Eads, C.E., LL.D

New Atmospheric Hammer

J. C. Butterfild

New Metallic Piston Packing

Apparatus for Raising Sunken Vessels

Emily E. Tassey

Mr. Fletcher's Proposed Safety-Valve

Test Safety-Valve

Improvement in Car-Couplings

L. P. Bailey

Chinese Suspension Bridges

Railways in Japan

San Francisco to Liverpool in Sixteen Days

Improvement in Gas Engines

Friedrich W. Gilles

Boracic Acid in Iron Ores

Sail-Boat Building

Manufacture of Dynamite

Chromeisen as a Substitute for Spiegeleisen

To Restore Soiled Steel Engravings

New Lubricant

Steam Street-Cars in Baltimore

Artificial Leather

The Rhododendron

Cement Ornaments

Cerium

M. H. Buhrig

Determination of Anthracen in Coal-Tar

M. C. Nicol

Salt as a Wood Preservative

Removing Tin from Scraps, Etc., by Electricity

N. S. Keith

The Absorption of Free Nitrogen and Hydrogen by Organic Substances

Determination of Lithium by means of the Spectroscope

M. H. Ballmann

The Oil of Wood

M. Guibourt

Chromate of Lead in Ham Coverings

Number of Locomotives on English Railroads

Single-Rail Railway

Locomotives for the 18-In. Gauge

French Railways

Lessons in Mechanical Drawing

C. W. MacCord

Blow-Pipe and Spectroscope for Mineralogists

Marshall Hall

Improved Rotary Boiler and Process for Making Paper Pulp

New Electric Gas-Lighter

A. L. Bogart

New Investigations on the Radiometer is it an Electric Engine?

Gas Singeing Machine

Jupiter at his opposition, 1876

The London Scientific Apparatus Exposition

Grubbs' Apparatus for Polishing Specula

Astronomical Notes

Professor Huxley in America.—The Theory of Evolution

Third Lecture

Gymnastic Exercise

Traces of Man in the Robin-Hood Cave

W. Boyd Dawkins

Clock Chimes

How to Draw on Glass

Wrought-Iron Grilles

Non-Combustible Wood

The Sounds of Woods and Metals