Донне

7633 2/

ON

MECHANICAL GEOMETRY,

CHIEFLY EXPLANATORY OF A SET OF

SCHEMES and MODELS,

BY WHICH

The knowledge of the most useful propofitions of
EUCLID, and other celebrated Geometricians, may
be clearly and expeditiously conveyed, even to youth
of an early age.

By BENJAMIN DONNE,
Master of the Mechanics in Ordinary to

His MAJESTY.

Quicquid in aftronomicis, geographicis, vel, nauticis
efficiendum; geometria attribuendum eft.

BRISTOL: Printed for and fold by the Author.
Sold in LONDON by Meffis. VERNOR and HOOD, Book-
fellers, Birchin-Lane, Cornhill; and by the following
Mathematical Inftrument Makers: Mr. ADAMS and
Mr. TROUGHTON, Fleet-Street, and Mr. JONES,
Holborn.

Price with the Apparatus Two Guineas and a Half.