THE

PRINCIPLES

OF

POPULATION AND PRODUCTION.

THE

PRINCIPLES

OF

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.