A PRACTICAL TREATISE ON DECIMAL ARITHMETIC.

“A Confab.” Vulgar and Decimal Fraction Systems Compared. Showing the Advantages of the Decimal System, to suit the wants of the Mechanic and Craftsman in Daily Practice and Labour. ... N.d. c.[1890].
Slim 8vo. 56pp. + [iv] adverts. F.e.ps. lightly browned, blind embossed cloth with gilt title to upper board, some minor rubbing, spine lightly faded, lower board sl. watermarked.
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