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Books
Key to the Introduction to the National Arithmetic
Exhibiting the Operation of the More Difficult Examples in That Work : For the Use of Teachers Only »
Exhibiting the Operation of the More Difficult Examples in That Work : For the Use of Teachers Only »
Key to the National Arithmetic
Exhibiting The Operation Of The More Difficult Questions In That Work; For The Use Of Teachers Only »
Exhibiting The Operation Of The More Difficult Questions In That Work; For The Use Of Teachers Only »
Mental Arithmetic Upon The Inductive Plan
Being An Advanced Intellectual Course, Designed For Schools And Academies »
Being An Advanced Intellectual Course, Designed For Schools And Academies »
Introduction To The National Arithmetic On The Inductive System
Combining the Analytic and Synthetic Methods with the Canceling System »
Combining the Analytic and Synthetic Methods with the Canceling System »
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