NEW YORK, MARCH 6, 1886
Reading edition
Scientific American Supplement. Vol. XXI, No. 531.
Scientific American established 1845
Scientific American Supplement, $5 a year.
Scientific American and Supplement, $7 a year.
TABLE OF CONTENTS.
I. CHEMISTRY AND METALLURGY.--Annatto.-Analyses of the same.--By WM. LAWSON
Aluminum.--By J.A. PRICE.--Iron the basis of civilization.-- Aluminum the metal of the future.--Discovery of aluminum.--Art of obtaining the metal.--Uses and possibilities
II. ENGINEERING AND MECHANICS.--The Use of Iron in Fortification. --Armor-plated casements.--The Schumann-Gruson chilled iron cupola.--Mougin's rolled iron cupola.--With full page of engravings
High Speed on the Ocean
Sibley College Lectures.--Principles and Methods of Balancing Forces developed in Moving Bodies.--Momentum and centrifugal force.--By CHAS.T. PORTER.--3 figures
Compressed Air Power Schemes.--By J. STURGEON.--Several figures
The Berthon Collapsible Canoe.--2 engravings
The Fiftieth Anniversary of the Opening of the First German Steam Railroad.--With full page engraving
Improved Coal Elevator.--With engraving
III. TECHNOLOGY.--Steel-making Ladles.--4 figures
Water Gas.--The relative value of water gas and other gases as Iron-reducing Agents.--By B.H. THWAITE.--Experiments.--With tables and 1 figure
Japanese Rice Wine and Soja Sauce.--Method of making
IV. ELECTRICITY, MICROSCOPY, ETC.-Apparatus for demonstrating that Electricity develops only on the Surface of Conductors.--1 figure
The Colson Telephone.--3 engravings
The Meldometer.--An apparatus for determining the melting points of minerals
Touch Transmission by Electricity in the Education of Deaf Mutes.--By S. TEFFT WALKER.--With 1 figure
V. HORTICULTURE.--Candelabra Cactus and the California Woodpecker.--By C.F. HOLDER.--With 2 engravings
How Plants are reproduced.--By C.E. STUART.--A paper read before the Chemists' Assistants' Association
VI. MISCELLANEOUS--The Origin of Meteorites.--With 1 figure