David Cram is an Emeritus Fellow of Jesus College, Oxford. His wide-ranging publications on the history of ideas about language in the seventeenth century include a co-edited edition of the works of George Dalgarno. Benjamin Wardhaugh is a Fellow of All Souls College, Oxford, and the author of a number of works on the history of mathematics and its applications. He has edited the writings of Thomas Salmon and co-edited those of John Birchensha for this Ashgate series.

• Contents: Introduction; Letters to Henry Oldenburg, May 1664; Letters to Henry Oldenburg, March 1677; ’The harmonics of the ancients compared with today’s’: appendix to Ptolemy’s Harmonics, 1682; Notice of Wallis’s edition of Ptolemy’s Harmonics in the Philosophical Transactions, January 1683; ’A question in musick’, Philosophical Transactions March 1698; A letter to Samuel Pepys, June 1698; Letters to Andrew Fletcher, August 1698; Select Bibliography; Index.

David Cram is an Emeritus Fellow of Jesus College, Oxford. His wide-ranging publications on the history of ideas about language in the seventeenth century include a co-edited edition of the works of George Dalgarno. Benjamin Wardhaugh is a Fellow of All Souls College, Oxford, and the author of a number of works on the history of mathematics and its applications. He has edited the writings of Thomas Salmon and co-edited those of John Birchensha for this Ashgate series.

• Contents: Introduction; Letters to Henry Oldenburg, May 1664; Letters to Henry Oldenburg, March 1677; ’The harmonics of the ancients compared with today’s’: appendix to Ptolemy’s Harmonics, 1682; Notice of Wallis’s edition of Ptolemy’s Harmonics in the Philosophical Transactions, January 1683; ’A question in musick’, Philosophical Transactions March 1698; A letter to Samuel Pepys, June 1698; Letters to Andrew Fletcher, August 1698; Select Bibliography; Index.

David Cram is an Emeritus Fellow of Jesus College, Oxford. His wide-ranging publications on the history of ideas about language in the seventeenth century include a co-edited edition of the works of George Dalgarno. Benjamin Wardhaugh is a Fellow of All Souls College, Oxford, and the author of a number of works on the history of mathematics and its applications. He has edited the writings of Thomas Salmon and co-edited those of John Birchensha for this Ashgate series.

• Contents: Introduction; Letters to Henry Oldenburg, May 1664; Letters to Henry Oldenburg, March 1677; ’The harmonics of the ancients compared with today’s’: appendix to Ptolemy’s Harmonics, 1682; Notice of Wallis’s edition of Ptolemy’s Harmonics in the Philosophical Transactions, January 1683; ’A question in musick’, Philosophical Transactions March 1698; A letter to Samuel Pepys, June 1698; Letters to Andrew Fletcher, August 1698; Select Bibliography; Index.