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EBOOK SCIENTIFIC AMERICAN ***


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[Illustration]


SCIENTIFIC AMERICAN SUPPLEMENT NO. 441


NEW YORK, JUNE 14, 1884
Scientific American Supplement. Vol. XVII., No. 441.
Scientific American established 1845
Scientific American Supplement, $5 a year.
Scientific American and Supplement, $7 a year.
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TABLE OF CONTENTS.

I. CHEMISTRY AND METALLURGY.--On Electrolysis.--Precipitation
of lead, thallium, silver, bismuth, manganese, etc.--By H.
SCHUCHT
The Electro-Chemical Equivalent of Silver
Zircon.--How it can be rendered soluble.--By F. STOLBA
A New Process for Making Wrought Iron Directly from the Ore.
--Comparison with other processes.--With descriptions and
engravings of the apparatus used
Some Remarks on the Determination of Hardness in Water
On the changes which Take Place in the Conversion of Hay
into Ensilage.--By F.J. Lloyd
II. ENGINEERING AND MECHANICS.--Faure's Machine for
Decorticating Sugar Cane.--With full description
and 13 figures
The Generation of Steam and the Thermodynamic Problems
Involved.--By WM. ANDERSON.--Apparatus used in the
experimental determination of the heat of combustion and
the laws which govern its development.
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