The_Schoolmaster's_Assistant,_Being_a_Compendium_of_Arithmetic_both_Practical_and_Theoretical
The Schoolmaster's Assistant, Being a Compendium of Arithmetic Both Practical and Theoretical
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The Schoolmaster's Assistant, Being a Compendium of Arithmetic both Practical and Theoretical was an early and popular English arithmetic textbook, written by Thomas Dilworth and first published in England in 1743. An American edition was published in 1769; by 1786 it had reached 23 editions, and through 1800 it was the most popular mathematics text in America.[1]