PRINTED FOR LONGMAN, HURST, REES, ORME AND BROWN,

PATERNOSTER-ROW.

1822.

R. AND A. TAYLOR, PRINTERS,

SHOE-LANE, LONDON.

TO JOHN AIKIN, M.D.

THE REVERED PARENT, DELIGHTFUL TEACHER

AND INDULGENT FRIEND,

WHOSE JUDGEMENT HAS BEEN HER SUREST GUIDE

IN THOSE STUDIES WHICH HIS EXAMPLE

INCITED HER TO PURSUE,

HIS DAUGHTER INSCRIBES THIS BOOK

IN AFFECTIONATE ACKNOWLEDGEMENT

OF OBLIGATIONS

NOT TO BE REPAID,