JOURNAL

OF THE

STATISTICAL SOCIETY

OF

LONDON.

(FOUNDED 1834.)

VOL. XXIII.-YEAR 1860.

LONDON:

JOIN WILLIAM PARKER AND SON, 445, WEST STRAND, W.C.

1860.

NOTICE.

THE Council of the Statistical Society of London wish it to be understood, that, while they consider it their duty to adopt every means within their power to test the facts inserted in this Journal, they do not hold themselves responsible for their accuracy, which must rest upon the authority of the several Contributors.