THE

AMERICAN CYCLOPÆDIA.

VOL. XVI.

TROMBONE-ZYMOSIS.

General Library System
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ENTERED, according to Act of Congress, in the year 1863, by D. APPLETON AND COMPANY, in the Clerk's Office of the District Court of the United States for the Southern District of New York.

ENTERED, according to Act of Congress, in the year 1876, by D. APPLETON AND COMPANY, in the Office of the Librarian of Congress, at Washington.

Among the Contributors to the Sixteenth Volume of the Revised Edition are the following:

Prof. C. W. BENNETT, D. D., Syracuse Univer- HENRY S. DRINKER, E. M., Philadelphia.