Leaf at end has printed note: "Sept. 10, 1685. Methodus hujus libri rectè se habet, numerique, ut ex quibusdam ad calculum revocatis judica, satis exactè computantur. Is. Newton Math. Prof. Luc."
Reproduction of original in the Trinity College Library, Cambridge University.
Microfilm. Ann Arbor, Mich. : University Microfilms International, 1983. 1 microfilm reel ; 35 mm. (Early English books, 1641-1700 ; 1383:6)