SUPPLEMENT

TO THE

ENCYCLOPEDIA BRITANNICA.

SUPPLEMENT

TO THE

FOURTH, FIFTH, AND SIXTH EDITIONS

OF THE

ENCYCLOPÆDIA BRITANNICA.

WITH PRELIMINARY DISSERTATIONS

ON THE

HISTORY OF THE SCIENCES.

Illustrated by Engravings.

VOLUME SECOND.

EDINBURGH:

PRINTED FOR ARCHIBALD CONSTABLE AND COMPANY, EDINBURGH;
AND HURST, ROBINSON, AND COMPANY,

LONDON.

SUPPLEMENT

TO THE

FOURTH, FIFTH, AND SIXTH EDITIONS

OF THE

ENCYCLOPEDIA BRITANNICA.

WITH PRELIMINARY DISSERTATIONS

ON THE

HISTORY OF THE SCIENCES.

Illustrated by Engravings.

VOLUME SECOND.

EDINBURGH:

PRINTED FOR ARCHIBALD CONSTABLE AND COMPANY, EDINBURGH;

AND HURST, ROBINSON, AND COMPANY,

LONDON.