By Inglis, Tom
By Serra, Lorenzo
By Hyne, Norman
By Robinson, Andrew G.
By Schatzinger, Richard, Jordan, John
By Tearpock, Daniel J., Bischke, Richard E.
By Fleet, A.J., Boldy, S.A.R.
By Levell, B., Bowman, M.
By Kupecz, J.A., etc.
By Van Dyke, Kate
By Richard C. Selley
By H. C. "Slip" Slider
By Harvey, P.K., Lovell, M.A.
By Donohue, David A.
By Goodfellow Associates Ltd.
By Bateman, Richard M.
By Bateman, R.M.
By Austin, E.H.
By Archer, J.S., Wall, C.G.
By Economides, Michael J., Nolte, Kenneth G.
By Rabia, H.
By Glikson, M. V., Mastalerz, M.
By Arnould, Michel, Zubini, Fabio
By Rogerson, J.H.
By Imarisio, G., Frias, M., Bemtgen, J.M.
By Mills, P.G.
By Sahay, Bhagwan, Fertl, Walter H.
By Sengbush, Ray L.
By Zimmerle, H.
By Rondeel, H.E., Batjes, D.A.J., Nieuwenhuijs, W.H.