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SCIENCE OF NUMBERS,
GENERAL RULES FOR THEIR APPLICATION.
BY CHARLES DAVIES, LL.D.,
AUTHOR OF PRIMARY, INTELLECTUAL, AND SCHOOL ARITHMETICS; ELEMENTARY
UTILITY OF MATHEMATICS.
NEW YORK :
1: ERSITY ..RARY 42* 130
The attention of Teachers is respectfully invited to the REVISED Editions of
Davies' Arithmetical Series
FOR SCHOOLS AND ACADEMIES.
1. DAVIES' PRIMARY ARITHMETIC.
The above Works, by CHARLES DAVIES, LL.D., Aathor of a Complete Course of Mathematics, are designed as a full Course of Arithmetical Instruction necessary for the practical duties of business life; and also to prepare the Student for the more advanced Series of Mathematics by the same Author.
The following New Editions of Algebra, by Professor Davies, are commended to the attention of Teachers :
1. DAVIES' NEW ELEMENTARY ALGEBRA AND KEY.
Entored according to Act of Congress, in the year one thousand eight hundred and
BY CHARLES DAVIES, In the Clerk's Office of the District Court of the United States for the Southern
District of New York.
THE TEACHERS OF THE UNITED STATES,
TREATISE ON ARITHMETIC,
THE LAST OF A SERIES OF WORKS DESIGNED TO LESSEN THE LABOR
AND IMPROVE THE SYSTEMS OF TEACHING,
IT 18 OFFERED AS A TOKEN OF HIS GRATEFUL APPRECIATION OF THE INDULGENCE
LABORER IN THE WOPK OF PUBLIO INSTRUOTION.