Tables of discount; or, Simple interest at the several rates of 5%, 4 1/2%, 4%, 3 1/2%, 3%, and 2 1/2% from 1 to 365 days, and from £1 to £20,000 - Gumersall, T. B. (E. Wilson, 1836)
Goldsmiths'-Kress no. 29484.1. - OCLC, 48061198. - Reproduction of original from Goldsmiths' Library, University of London