Airy's personal correspondence on scientific matters with, among others, F.W.A. Argelander, F. Beaufort, J.B. Biot, J.R. Hind, T. Brooke, R.C. Carrington, W. Cubitt, W. Denison, J.F. Encke, H.A.E.A. Fayé, J.D. Forbes, B.A. Gould, H. Goulbourn, J.A. Grunert, P.A. Hansen, S. Herbert, G. Fisher, U.J.J. Le Verrier, O.M. Mitchel, R. Owen, G. Peacock, C. Pritchard, K.L.C. Rümker, A. Sedgwick, R. Sheepshanks, W.H. Smyth, G.G. Stokes and W. Whewell. The papers include J.C. Adams' application for a professorship and an obituary of D.F.J. Arago. There are also A. de Morgan's speculations on Catherine Barton, Newton's niece; a note of the period of Newton's attendance at Trinity College, Cambridge; material on a decree awarded to O. Struve by Nicholas I; and a list of Trinity College prizes.