By ALBERT LADENBERG.
--I. Atropine.--II. The Atropine of Datura Stramonium.
--III. Hyoscyamine from Hyoscyamus.
Detection of Small Quantities of Morphia. By A. JORISSEN.
The Estimation of Manganese by Titration. By C. G. SARNSTROM.
On the Estimation and Separation of Manganese. By NELSON
H. DARTON.
Delicate Test for Oxygen.
Determination of Small Quantities of Arsenic in Sulphur. By H.
SCHAEPPI.
III. BIOLOGY, ETC.--Researches on Animals Containing Chlorophyl.
--Abstract of a long and valuable paper "On the Nature and Functions
of the Yellow Cells of Radiolarians and Coelenterates," read
to the Royal Society of Edinburgh. By PATRICK GEDDES.
The Hibernation of Animals, An interesting review of the winter
habits of some of our familiar animals, insects, etc.
IV. HORTICULTURE, SILK CULTURE, ETC.--How to Plant Trees.
By N. ROBERTSON.
The Growth of Palms.
The Future of Silk Culture in the United States. Report of
United States Consul Peixotto, of Lyons. A valuable and encouraging
summary of the conditions and prospects of silk culture
in the United States.
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