42s.,
63s., and upwards. Book of Experiments. 6d. "Illustrated Descriptive
Catalogue" forwarded Free for Stamp.

WILLIAM E. STATHAM, Operative Chemist, 29c. Rotherfield Street, Islington
London, and of Chemists and Opticians everywhere.

* * * * *

SPECTACLES.-- Every Description of SPECTACLES and EYEGLASSES for the
Assistance of Vision, adapted by means of Smee's Optometer: that being the
only correct method of determining the exact focus of the Lenses required,
and of preventing injury to the sight by the use of improper Glasses.

BLAND & LONG Opticians, 153. Fleet
Street, London.

* * * * *

{555}

Now ready, royal 12mo., pp. 430, with a Plan showing the localities of the
London Libraries, and ground plan of the Libraries in the British Museum,
cloth, 3s.

HANDBOOK

TO THE

LIBRARY OF THE BRITISH MUSEUM:

Containing a Brief history of its Formation, and of the various Collections
of which it is composed; Descriptions of the Catalogues in present use:
Classed Lists of the Manuscripts, &c.: and a variety of Information
indispensable for the "Readers" at that Institution. With some Account of
the Principal Libraries in London. By RICHARD SIMS, of the Department of
Manuscripts; Compiler of the "Index to the Heralds' Visitations."

London: JOHN RUSSELL SMITH, 36. Soho Square.

* * * * *

RETROSPECTIVE REVIEW (New Series), consisting of Criticisms upon, Analyses
of, and Extracts from, Curious Useful and Valuable Old Books. Vol. I. Pp.
436. Cloth, 10s. 6d. Part V., price 2s. 6d., published Quarterly, is now
ready.

JOHN RUSSELL SMITH, 36. Soho Square.

* * * * *

THE GENTLEMAN'S MAGAZINE FOR DECEMBER contains the following articles:--1.
Memoranda on Mexico--Brantz Mayer's Historical and Geographical Account of
Mexico from the Spanish Invasion. 2. Notes on Mediaeval Art in France, by
J. G. Waller. 3. Philip the Second and Antonio Perez. 4. On the Immigration
of the Scandinavians into Leicestershire, by James Wilson. 5. Wanderings of
an Antiquary by Thomas Wright, Old Sarum. 6. Mitford's Mason and Gray.
Correspondence of Sylvanus Urban; Duke of Wellington's Descent from the
House of Stafford; Extracts from the MS. Diaries of Dr. Stukeley; English
Historical Portraits, and Granger's Biographical History of England;
Scottish Families in Sweden, &c. With Notes of the Mont