BRITISH ENCYCLOPEDIA,

OR

DICTIONARY

OF

ARTS AND SCIENCES;

COMPRISING

AN ACCURATE AND POPULAR VIEW

OP THE PRESENT

IMPROVED STATE OF HUMAN KNOWLEDGE.

BY WILLIAM NICHOLSON,

Author and Proprietor of the Philosophical Journal, and various other Chemical, Philosophical, and

Mathematical Works.

FOR LONGMAN, HURST, REES, AND ORME, PATERNOSTER-ROW ;
J. JOINSON; R. BALDWIN; F. AND C. RIVINGTON; A. STRAIIAN ; T. PAYNE ; J. STOCKDALE; SCATCHERD

AND LETTERMAN ; CUTHELL AND MARTIN ; K. LEA; LACKINGTON AND CO.; VERNOR, HOOD, AND
SHARPE; J. BUTTERWORTH; J. AVD A. ARCH; CADELL AND DAVIES ; S. BAGS TER; BLACK, PARRY,
AND KINGSBURY ; J. HARDING; J. MAWMAV; P. AND W. WYNNE; SHERWOUD, NEELY, AND JONES;
R. C. COLLINS; AND r. WILSON AND SOX.

LIST OF PLATES

IN

VOL. IV.

The Binder is requested to place the Plates in the following order,

taking care to make all the Plates face an even Page, unless otherwise directed.

AMPHIBIA I. at the end of Sheet D.
Aves VIII, at the end of Sheet C c.

IX: opposite the article MerIDIAN.
COMPOUND MICROSCOPE, opposite the article MICROTEA.
ElectriCAL MACHINERY, at the middle of Sheet N.
IRRIGATION, to face the First Page.
LABORATORY, opposite the article LABOUR.
LAMP, at the middle of Sheet E.
LATHE, opposite the article LATITAT.
LEVEL, at the end of article Level.
MAMMALIA XV. opposite the article MANETTIA.

XVI. at the end of Sheet Pp.
MAPS, in the middle of Sheet R.
MECHANICS I. at the end of Sheet X.

II. second leaf of Sheet Y.
MILL-WORK, in the middle of Sheet I i.
MiscellANIES VIII. opposite the article LOGARITHMS.

IX. opposite the article LUNETTE.
X. in the middle of the article MENSURATION.

XI. at the end of the article NAVIGATION.
Music, in the middle of Sheet O o.
Pisces V, in the middle of Sheet N n.
Troughton's Microscope, &c. opposite the article MICROTEA.
WATER Wheels, opposite article Mill wind.