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GEOMETRY,

PLANE, SOLID, AND SPHERICAL,

IN SIX BOOK S.
Morton, El

TO WHICH IS ADDED, IN AN APPENDIX,

THE THEORY OF PROJECTION, SO FAR AS IT IS

AUXILIARY TO GEOMETRY ;

WITH AN ACCOUNT OF THE

PLANE SECTIONS OF THE CONE AND CYLINDER,

WHICH CERTAIN GENERAL PROPERTIES OF THE CONIC SECTIONS ARE

DEMONSTRATED BY HELP OF THE FOREGOING THEORY.

PUBLISHED UNDER THE SUPERINTENDENCE OF THE SOCIETY

FOR THE DIFFUSION OF USEFUL KNOWLEDGE.

LONDON:
BALDWIN AND CRADOCK, PATERNOSTER-ROW.

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