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EBOOK SCIENTIFIC AMERICAN ***
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SCIENTIFIC AMERICAN SUPPLEMENT NO. 711
NEW YORK, AUGUST 17, 1889
Scientific American Supplement. Vol. XXVIII., No. 711.
Scientific American established 1845
Scientific American Supplement, $5 a year.
Scientific American and Supplement, $7 a year.
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TABLE OF CONTENTS.
I. AGRICULTURE.--How to Raise Turkeys.--A collection of hints
and suggestions on the raising of the delicate fowls, so
often the cause of trouble to farmers. 11364
Pear Duchesse D'Angouleme.--The history of the famous pear
tree, with hints as to its culture and general treatment. 11362
II. BIOLOGY.--Development of the Embryo.--A note of some
interesting biological researches.--By Prof. PREYER,
of Berlin. 11365
The "Hatchery" of the Sun Fish.--A curious incident in the
life history of the common sunfish.--1 illustration. 11363
III. CHEMISTRY.--On Allotropic Forms of Silver.--By M. CAREY
LEA.--A continuation of this paper, containing one of the
most important researches in the history of silver, with
statement of interesting results attained.
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