An introduction to arithmetic : containing the most useful rules in common arithmetic, vulgar and decimal fractions, extraction of the square and cube roots, practical questions in mensuration, with tables of monies, weights, and measures according to the new Imperial standards, and a collection of miscellaneous questions /
Gray, James,-1810.
Edinburgh : Sold by all booksellers, printed and published by James Watt, Montrose,
1851.
Arithmetic.