The Project Gutenberg EBook of Scientific American Supplement, No. 458,
October 11, 1884, by Various

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Title: Scientific American Supplement, No. 458, October 11, 1884

Author: Various

Release Date: March 22, 2004 [EBook #11647]

Language: English

Character set encoding: ASCII

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[Illustration]

Scientific American Supplement No. 458

NEW YORK, OCTOBER 11, 1884

Scientific American Supplement. Vol. XVIII, No. 458.

Scientific American established 1845

Scientific American Supplement, $5 a year.

Scientific American and Supplement, $7 a year.

TABLE OF CONTENTS.

I. CHEMISTRY AND METALLURGY.--Chemical Nature of Starch
Grains.

The Amalgamation of Silver Ores.--Description of the Francke
tina, or vat process for amalgamation of silver ores.--By E.P.
RATHBONE.--6 figures.

Interesting Facts about Platinum.--Draw stones used for drawing
wire of precious metals.

II. ENGINEERING, MINING, ETC.--Modern Locomotive Practice.--Paper
read before the Civil and Mechanical Engineers' Society.--By
H. MICHELL WHITLEY--10 figures.

New Screw Steam Collier, Frostburg.--1 figure.

Destruction of the Tardes Viaduct by Wind.--With engraving.

Joy's Reversing and Expansion Valve Gear.--1 figure.

The Steam Bell for Locomotives.--2 figures.

Diamond Mining in Brazil.--With engravings showing the dam
on the Ribeirao Inferno at Portao de Ferro, and the arrangement
of the machinery.

III. ELECTRICITY, ETC.--The Frankfort and Offenbach Electric
Railway.--With 3 engravings.

Possibilities of the Telephone.--Its use by vessels at sea.

Pyrometers.--The inventions of Siemens and others.

IV. ARCHAEOLOGY.--The Cay Monument at Uxmal.--Discovered by
Dr. Le Plongeon on June 1, 1881.--With engraving.

V. ASTRONOMY.--The Temperature of the Solar Surface Corresponding
with the Temperature Transmitted to the Sun Motor.--By
J. ERICSSON.--With 2 engravings o