By Cain, H.R.
By Richards, Denis, Hunt, J.W.
By Day, James
By Ward, John Millington
By Hall, H.T.B.
By King, Ronald A.
By Lennie, Delia, Grego, M.
By Bretton, H.L.
By Philip Maynard Williams, Martin Harrison
By Daiches, David
By Knowles, David
By Williams, E.M., Shuard, Hilary
By Dowling, Marion
By Hemming, James, etc.
By Bishop, O.N.
By Brewer, Derek
By Kerr, Jessica
By Everson, J.A., Fitzgerald, Brian Patrick
By Nuffield Advanced Biology
By Silk, Paul, Walters, Rhodri
By Finch, Irene E.
By McDonald, Peter, etc.
By Yglesias, J.R.C., Hagger, Hazel
By Speak, P., Carter, A.H.C.
By Jones, Gareth
By Challen, D.W., etc.
By Moore, Sidney
By Birt, David
By Warburton, Annie O.
By Orton, Andrew