This collection contains the material kept by Professor Deverell in his capacity as Secretary for the Quance Lecture Series. It includes minutes of the committee meetings, correspondence with lecturers, and an almost complete set of both the manuscripts and the published lectures. Missing are the lectures by D.H. Russell (1953), G.E. Flower (1964), and J.R. Kidd (1966) (see University Lectures). Lecturers included J.G. Althouse, ME. LaZerte, W.P. Percival, H.L. Campbell, J.P. Gilmour, C.E. Phillips, G.A. Frecker, H.P. Moffatt, W.H. Swift, W.S. Lloyd, Msgr. I. Lussier, R.W.B. Jackson, J.M Paton, S.R. Laycock, J.F. Leddy, W.R. Wees, F. MacKinnon, J.A. Corry, H. Janzen, A. Renaud, C.D. Ovans, and S. Shack.