Whither editing?: The correspondence of John Flamsteed, first Astronomer RoyalEric G. Forbes, Lesley Murdin, & Frances Willmoth (Eds.), volume 2, 1682–1703, volume 3, 1703–1719; Institute of Physics Publishing, Bristol & Philadephia, 1997, 2002, pp. xlvii+1095, lxvi+1038, Price £199 each hardback, ISBN 0-7503-0391-3, 0-7503-0763-3The correspondence of John Wallis, volume 1 (1641–1659)Philip Beeley, & Christoph J. Scriba (Eds.), with the assistance of Uwe Mayer and Siegmund Probst; Oxford University Press, Oxford, 2003, pp. xlvii+651, Price £120 hardback, ISBN 0-19-851066-7 The Hartlib Papers. Second edition. A complete text and image database of the papers of Samuel Hartlib (c.1600–1662) HROnline, Sheffield, 2 CDs, Price £1,500, ISBN 0-9542608-0-5The Letters of Jan Jonston to Samuel HartlibW. J. Hitchens, Adam Matruszewski, & John Young (Eds.); Retro-Art, Warsaw, 2000, pp. 269, Price £25 paperback, ISBN 83-87992-12-7