The centenary of a pioneer Irish geologist, W.H. Fitton, M.D., F.R.S., 1780-1861. (Reprinted from the Irish Naturalists' Journal. vol. XIII, no. 11, July, 1961.).
Manning, P. I.
Manning, J. M. E.
[S.l.], 
1961.
Joint authors: P.I. Manning and J.M.E. Manning.