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EBOOK SCIENTIFIC AMERICAN, NO. 430 ***


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SCIENTIFIC AMERICAN SUPPLEMENT NO. 430


NEW YORK, MARCH 29, 1884
Scientific American Supplement. Vol. XVII, No. 430.
Scientific American established 1845
Scientific American Supplement, $5 a year.
Scientific American and Supplement, $7 a year.

* * * * *
TABLE OF CONTENTS.
I. ENGINEERING, MECHANICS, ETC.--The Iron Industry In Brazil.--By
Prof. P. FEHRAND.--Methods of obtaining iron.--Operation
of the system.--Elaboration of the ore.--Setting up a forge.--
Selling price of iron
The Steamer Churchill, built by Messrs. Hall, Russell & Co., for
service at Natal.--With full page of illustrations
Three-Way Tunnels
Falconetti's Continuously Primed Siphon.--Manner of carrying a
water course over a canal, river, or road.
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