CAMBRIDGE PHYSICAL SERIES.

GENERAL EDITORS:-F. H. NEVILLE, M.A., F.R.S.
AND W. C. D. WHETHAM, M.A., F.R.S.

THE STUDY

OF

CHEMICAL COMPOSITION

London: C. J. CLAY AND SONS, CAMBRIDGE UNIVERSITY PRESS WAREHOUSE, AVE MARIA LANE,

AND

H. K. LEWIS,

136, GOWER STREET, W.C.

Glasgow: 50, WELLINGTON STREET.
Leipzig: F. A. BROCKHAUS.

New York: THE MACMILLAN COMPANY.
Bombay and Calcutta: MACMILLAN AND CO., LTD.

[All Rights reserved.]

THE STUDY

OF

CHEMICAL COMPOSITION

AN ACCOUNT OF ITS METHOD AND

HISTORICAL DEVELOPMENT

WITH ILLUSTRATIVE QUOTATIONS

BY

IDA FREUND

STAFF LECTURER AND ASSOCIATE OF NEWNHAM COLLEGE,

CAMBRIDGE

CAMBRIDGE

AT THE UNIVERSITY PRESS