By FRANZ STOLZE.
Taylor's Freezing Microtome.--1 figure.
Vincent's Chloride of Methyl Ice Machine. 10 figures.--
Longitudinal and transverse sections of freezer.--Half plan of
freezer.--Longitudinal and vertical sections and plan of pump.--
Details.--Vertical section of the liquefier.
Carbonic Acid in the Air. By M. DUMAS.
Influence of Aqueous Vapor on the Explosion of Carbonic Oxide
and Oxygen. By HAROLD B. DIXON.
Composition of Beers Made Partly from New Grain.
III. BOTANY, HORTICULTURE, ETC.--Double Buttercups.--1 figure.
Ligustrum Quihoui.--1 figure.
Raphiolepis Japonica.--1 figure.
Rivina Laevis.
Apples in Store.
IV. ELECTRICITY, LIGHT, HEAT. ETC.--Before it happened.--
How the telegraph gets ahead of time.
The Ader Relay.--By R.G. BROWN.
The Platinum Water Pyrometer.--By J.C. HOADLEY. 2 figures.
--Description of apparatus.--Heat carriers.--Manipulating.
V. HYGIENE AND MEDICINE. ETC.--The British Sanitary Congress.
--Address of President Galton.--The causes of disease. Researches
of Pasteur, Lister, Koch, Klebs, etc--Germ theory of
malaria.
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