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SCIENTIFIC AMERICAN SUPPLEMENT NO. 613




NEW YORK, OCTOBER 1, 1887.

Scientific American Supplement. Vol. XXIV., No. 613.

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. BIOGRAPHY.--Dr. Morell Mackenzie.--Biographical note and
portrait of the great English laryngologist--the physician