LONDON:

PRINTED FOR F. AND C. RIVINGTON, NO. 62, ST. PAUL'S CHURCH-

YARD; J. ROBSON, NEW BOND STREET; AND

J. HATCHARD, PICCADILLY.

CONTENTS

OF THE

NINTH VOLUME.

PAGE

Physiological Disquisitions; or, Discourses on the Na-

tural Philosophy of the Elements..