Published online by Cambridge University Press: 03 November 2016
page 214 note * For the vexed question of the dates of the various editions of Sherwin’s Tables, see Glaisher Report on Mathematical Tables (British Association, 1873), pp. 129–131.
page 214 note † De Moivre puts z/a=s, the number of years’ purchase, and writes n for t and x for r.
page 215 note * A notice on the cover to Number IV of the Mathematical Magazine states that “G. Witchell, Teacher of the Mathematicks, … still continues to instruct Gentlemen, at their own Houses, in any branch of the Mathematical Sciences.” From the cover to Number V it appears that he lived at “No. 6. in Union-Court, opposite St. Andrew’s Church, Holbourn” (now Ely Place).
page 216 note * I have not been able to see this; I take the entries from booksellers’ catalogues.