Allen, U R; Bass, B H; Beatson, T R; Berger, P L; Bond, R A; Calverley, R A; Chatha, I S; Cozens-Hardy, J N; Crawford, W S; Frew, I D; Gibbs, D D; Griffiths, C I; Hooper, E R; Hurford, F R; McGuinness, F C; Manfield, P A; Parry, D J; Riach, I C; Rihan, R S.