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AN INTRODUCTION TO THE SCIENCE,
FOR THE USE OF YOUNG PERSONS, AND OTHERS
NOT CONVERSANT WITH THE MATHEMATICS.
ACCOMPANIED BY PLATES, NUMEROUS DIAGRAMS,
AND A COPIOUS INDEX.
BY WILLIAM PHILLIPS,
• An Elementary Introduction to Mineralogy.'
PRINTED AND SOLD BY WILLIAM PHILLIPS,
GEORGE YARD, LOMBARD STREET.
THE elementary treatises on Astronomy already extant, are numerous; and the authors of some of them have evinced great knowledge and ability. It may therefore be expected, that he who ventures to add to their number, should at least produce a substantial piea for such an obtrusion on the public notice. It may pected that he should be either an accurate observer of the celestial bodies, or a profound mathematician. I have no claim to either the one or the other of these distinctions; and must therefore plead another apology.
In the early part of last winter, a Letter was addressed to me, signed by thirty persons, inhabitants of Tottenham, requesting me to deliver a Course of Lectures on Astronomy. The invitation was not to be resisted; and I undertook the pleasing task without any other expectation of reward, than such as might arise from the hope of being useful, and without any
intention of offering the Lectures to the notice of the public. Solicitations to publish them on the part of several in