Matches in Library of Congress for { ?s ?p Keith's Arithmetic : practical and self-explanatory : in which the mental and didactic plans are combined so as to form a completely plain system for all practical purposes and at the same time forming a thorough foundation for the study of the more advanced branches of the mathematics.. }
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- 03027751 title "Keith's Arithmetic : practical and self-explanatory : in which the mental and didactic plans are combined so as to form a completely plain system for all practical purposes and at the same time forming a thorough foundation for the study of the more advanced branches of the mathematics.".