By Fairpo, Jenifer E.H., C.Gavin
By Hector, Winifred, Fairley, G.Hamilton, Malpas, J.S.
By Bird, John O., May, A. J. C.
By Bramer, Brian, Susan
By Drucker, Peter Ferdinand
By Dinan, Timothy G.
By Rollason, E.C.
By Foster, R.W.
By Kantorowicz, George F.
By Enoch, M.D., etc., Trethowan, Sir William
By Wareing, P.F., Phillips, I.D.J.
By Knight, S.A.
By Higgins, Raymond A.
By Green, Kenneth, Morphet, Clive
By Open University
By Parrish, A.
By French, Herbert, Hart, F.Dudley
By Hickman, Ian
By Stevens, R.F.
By McDonald, Malcolm
By Howe, Geoffrey L., Whitehead, F.I.H.
By Fearn, David A.
By Medlik, S., Airey, D. W.
By Cawley, J. C.
By Campbell, John
By Norris, Christopher M.
By Lillegard, Wade A., Rucker, Karen S.
By Blanchard, Edward B., etc.
By Denney, Ronald C.
By Burns, Jim, McInerney, John, Swinbank, Alan