THE

PRINCIPLES

OF

POPULATION AND PRODUCTION.

C. Baldwin, Printer, New Bridge-street, London.

THE

PRINCIPLES

OP

POPULATION AND PRODUCTION,

AS THEY ARE AFFECTED BY THE

PROGRESS OF SOCIETY ;

WITH A VIEW TO

MORAL AND POLITICAL

CONSEQUENCES.

BY

JOHN WEYLAND, JUN. ESQ. F.R.S.

LONDON:

PRINTED FOR BALDWIN, CRADOCK, AND JOY,

47, PATERNOSTER-ROW ;
J. HATCHARD, 190, PICCADILLY; JOSEPH PARKER, OXFORD;

DEIGHTON AND SONS, CAMBRIDGE; WILLIAM BLACKWOOD,
EDINBURGH ; AND JOHN CUMMING, DUBLIN.