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A 546844

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THE GIFT OF

Mrs. Blanche Harley

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E LE M ENTS

OF

G E O ME T R Y:

CONTAINING

THE FIRST SİX BOOKS OF PUOLID,

WITH A

SUPPLEMENT

ON THE

QUADRATURE OF THE CIRCLE AND THE GEOMETRY

OF SOLIDS;

TO WHICH ARE ADDED,

ELEMENTS

OF

PLANE AND SPHERICAL

TRIGONOMETRY

BY JOHN PLAYFAIR, F.R.S. Lond. & Edin.
Professor of Natural Philosophy, formerly of Mathematics, in the University of Edinburgh.

FIRST PHILADELPHIA, FROM THE LAST LONDON EDITION, ENLARGED:

PHILADELPHIA:
PUBLISHED BY MAROT & WALTER,

No. 87; Market-street.
Printed at No. 24, Arch-street.-A. Walker, Age.

1826.

QA
35
P722.
1826

.

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