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.--Ingredients of
fuel.--Potential energy of fuel.--With 7 figures and
several tables

Planetary Wheel Trains.--Rotations of the wheels relatively
to the train arm.--By Prof. C.W. MACCORD

The Pantanemone.--A New Windwheel.--1 engraving