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 VII.

THE CLOUDS OF ARISTOPHANES.

WITH NOTES.

By C. C. FELTON,

ELIOT PROFESSOR OF GREEK LITERATURE IN HARVARD UNIVERSITY.

12mo. Cloth.

VIII.

PROF. LIEBIG'S REPORT ON ORGANIC CHEMISTRY.

PART I. AGRICULTURAL CHEMISTRY.

CHEMISTRY

IN ITS

APPLICATION TO AGRICULTURE AND PHYSIOLOGY.

BY

JUSTUS LIEB1G, M.D., Ph. D., F. R. S., M. R. I. A.,

PROFESSOR OF CHEMISTRY IN THE UNIVERSITY OF GIESSEN, ETC.

EDITED FROM THE MANUSCRIPT OF THE AUTHOR,

By LYON PLAYFAIR, Ph.D.

WITH VERY NUMEROUS ADDITIONS, AND A NEW CHAPTER ON SOILS.

THIRD AMERICAN, FROM THE SECOND ENGLISH EDITION,

WITH NOTES AND APPENDIX,

By JOHN W. WEBSTER, M.D.,

ERVING PROFESSOR OF CHEMISTRY IN HARVARD UNIVERSITY.

12mo. Cloth.