OBSERVATIONS

ON THE IMPORTANCE

IN PURCHASES OF LAND, AND IN MERCANTILE ADVENTURES,

OF ASCERTAINING THE

RATES OR LAWS OF MORTALITY

AMONG EUROPEANS,

By Chronic Diseases and Hot Climates:

ON

THE DATA NECESSARY FOR CONSTRUCTING TABLES

TO SHOW TITE

PROBABLE DURATION OF A DISEASE:

ILLUSTRATIONS OF THE PROGRESS OF

MANIA, MELANCHOLIA, CRAZINESS, & DEMONOMANIA;

AS DISPLAYED IN SHAKESPEARE'S CHARACTERS OF

LEAR, HAMLET, OPHELIA, AND EDGAR:

ON THE

Comparative Danger of First and Subsequent Child-Births.

WITII

An Appendir,

IN TESTIMONY OF HIS GRATITUDE

JOR THE HIGH SANCTION WHICH CONFERRED HONOR ON HIS LAST WORK,

THE AUTHOR

MOST RESPECTFULLY DEDICATES THE PRESENT,

ALSO,

TO

The Right Honourable the Earl of Eldon,

LORD HIGH CHANCELLOR OF GREAT-BRITAIN.