The merchants counting-house: or, Wastbook instances, with direction for their standing and entrance By Charles Snell, accomptant. Printed for the use of his scholars, at the free writing-school in Foster-Lane, London: where the teaches writing in all the hands used in Great-Britain; arithmetick in whole numbers and fractions, vulgar and decimal; merchants accompts, by a complete, practical, and approv'd scheme: and foreign exchanges; who also teaches the same in French: and boards young gentlemen - Snell, Charles 1667-1733 (Printed for T. Warner at the Black Boy in Pater-Noster-Row, 1720)