Interest epitomized, both compound and simple. : Very useful for every one that lendeth or borroweth; and for purchasing and selling of annuities or pensions, and leases in reversion. Whereunto is added, a short appendix for the solution of adfected equations in numbers by approachment: performed by logarithms / - Dary, Michael. (Printed by William Godbid ... to be sold by several booksellers ...,, 1677)