Vrstitus, Christian.

Records Arithmetick: or, the ground of arts: teaching the perfect work and practice of arithmetick, both in whole numbers and fractions, after a more easie and exact forme than in former time hath been set fort / made by M. Robert Record, D. in physick. Afterward. Augmented by Mr. John Dee. And since enlarged with a third part of rules of practice. By John Mellis. And now diligently perused, corrected, illustrated, and inlarged ; with an Appendix of figurative numbers, and the extraction of their roots, according to the method of Christian Vrstitius : with tables of board and timber measure ; and new tables of interest, the first calculated by R. C. but corrected, and the latter diligently calculated by Ro. Hartwell. Philomathemat. [Ed. by T. Willsford].