Unknown
Wilson, Vernon
;
Jones, Francis
;
Platt, J.I.
;
[et al.]
Van Praagh, G.
;
Trueman, A.E.
;
Tomlinson, M.E.
;
Sweeting, M.M.
;
Harries, S.G.
;
Clegg, F.E.
;
Lowndes, A.G.
;
Joysey, K.A.
;
North, F.J.
;
Dudley, H.E.
;
Jones, R.O.
;
Wells, A.K.
;
Chubb, L.J.
;
... and further 3
Elsevier