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SCIENTIFIC AMERICAN SUPPLEMENT NO. 514




NEW YORK, NOVEMBER 7, 1885

Scientific American Supplement. Vol. XX., No. 514.

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.--Chlorides in the Rainfall of 1884.
Apparatus for Evaporating Organic Liquids.--With description
and 3 figures.

II. ENGINEERING AND MECHANICS.--Relative Costs of Fluid and