| | A Anvers, Michel Vinck, 1838, in-12 (16,5 x 10cm. or 6.50 x 3.94 inches), 340 pp., contemporary half parchment (worn and one corner missing). " Containing all the ordinary operations of calculation, the fractions, the extraction of the roots with various problems on the standard of coins, exchanges, principles to measure surfaces and the solidity of matters, etc. Enriched by1243 problems to solve and to be used as exercises by the pupils" .
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