The ground of arts teaching the perfect worke and practise of arithmeticke, both in whole numbers and fractions after a more easie and exact forme then in former time hath beene set forth - Recorde, Robert 1510-1558 (Pri[nte]d by Tho: Harper, for Iohn Harison, and are [to] be sold at his shop in Pater noster Row, at the signe of the Vnicorne, 1632)
Imperfect: signature 2I2 torn, signatures 2Q2-2Q3 lacking; signatures 2I1-2K1 and 2Q1-end from defective Cambridge University Library copy spliced at end. - Numerous errors in paging. - Reproduction of original in the British Library. - STC (2nd ed.), 20809. - Signatures: A-2R8 2S4