SIMPLE ARITHMETIC, ALGEBRA, AND THE ELEMENTS OF EUCLID.

BY J. R. YOUNG,

LATE PROFESSOR OF MATHEMATICS.

PLANES, SPHERICAL TRIGONOMETRY, SERIES, LOGARITHMS,
AND MENSURATION

BY THE REV. J. F. TWISDEN, M. A.,

PROFESSOR OF MATHEMATICS SANDHURST.

AND

PRACTICAL GEOMETRY.

BY ALEXANDER JARDINE, ESQ.,

CIVIL ENGINEER.

LONDON:

W. S. ORR AND Co., AMEN CORNER, PATERNOSTER ROW.

MDCCCLIV.

WM. S. ORR AND Co., AMEN CORNER, PATERNOSTER ROW.

MDCCCLIV.