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EBOOK SCIENTIFIC AMERICAN ***
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[Illustration]
SCIENTIFIC AMERICAN SUPPLEMENT NO. 561
NEW YORK, OCTOBER 2, 1886
Scientific American Supplement. Vol. XXII., No. 561.
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. BOTANY.--A Century Plant in Bloom.--Interesting account of
the recent blossoming of an _Agave Americana_ at
Auburn, N.Y. 8965
Alpine Flowers in the Pyrenees.--1 illustration. 8965
II. CHEMISTRY.--Probable Isolation of Fluorine.--Decomposition
of hydrofluoric acid by an electric current.--By M.H.
MOISSAN.--Production of a new body, possibly fluorine, or
perfluoride of hydrogen. 8963
The Determination of Nitric Acid by the Absorption of Nitric
Oxide in a Standard Solution of Permanganate of Potash.--
By H.N. MORSE and A.F. LINN. Full description of a new and
important volumetric determination.--1 illustration.
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