The arithmeticall jevvell: or The vse of a small table [microform] : whereby is speedily wrought, as well all arithmeticall workes in whole numbers, as all fractionall operations, without fraction or reduction. Invented by William Pratt. Published by his Maiesties priuiledge, granted to the inuentor, vnder the Great Seale of England.
- London : Printed by Iohn Beale, and are to be sold by Nicholas Bourne, at his shop, at the Royall exchange, 1617.
, 124 p., plate
- Early English books, 1475-1640 ; 1527:9.