By H.H.Swinnerton
By R.S. Thorpe, G.C. Brown
By Sunagawa, Ichiro
By Marumo, F.
By MacDougall, J. D.
By van den Haute, P., De Corte, Frans
By Varentsov, I.M.
By Severin, Kenneth P.
By Bennett, Richard, Hulbert, Matthew
By Pulinets, Sergey, Boyarchuk, Kyrill
By Pitcher, W.S.
By Manning, D.A.C., Hall, P.L., Hughes, C.R.
By Lima-de-Faria, J.
By Bartholomew, Mervin J., Hyndman, Donald W., Mogk, David W., Mason, Robert
By Balasubramaniam, A.S.
By Whitlow, Mr R.
By Ng, Charles, Simons, Noel, Menzies, Bruce
By Wyllie, Duncan C.
By Barnes, G. E.
By Mann, Stephen
By Freeman, T.J., Littlejohn, G. S., Driscoll, R.M.C.
By Pierce
By ARDUINI, Paolo
By Fortey, Richard A.
By Zalasiewicz, Jan
By Smith, G N, Ian
By Mavko, Gary, Mukerji, Tapan, Dvorkin, Jack