International Conference on the Physical Modelling of Multi-Phase Flow (1983: Coventry), Stephens, Herbert Simon, Stapleton, C. A. (Christine A.)

International Conference on Fluid Sealing (9th: 1981: Noordwijkerhaut), Stephens, Herbert Simon, Stapleton, C. A. (Christine A.), British Hydromechanics Research Association. Fluid Engineering

International Symposium on Dredging Technology (3rd : 1980 : Bordeaux, France), Stephens, Herbert Simon, Stapleton, C. A. (Christine A.), British Hydrodynamics Research Association. Fluid Engineering, International Association of Dredging Companies

International Conference on the Pneumatic Transport of Solids in Pipe (5th : 1980 : London), Stephens, Herbert Simon, Stapleton, C. A. (Christine A.), British Hydromechanics Research Association. Fluid Engineering

British Hydromechanics Research Association. Fluid Engineering, Stephens, Herbert Simon, Guy, N. G., International Conference on Fluid Sealing (8th : 1978 : Durham)

International Conference on the Pneumatic Transport of Solids in pipes (4th : 1978 : California), Stephens, Herbert Simon, Stapleton, C. A. (Christine A.), British Hydromechanics Research Association. Fluid Engineering

International Conference on Pressure Surges (2nd : 1976 : London), Stephens, Herbert Simon, King, A. L., Stapleton, C. A. (Christine A.), British Hydromechanics Research Association. Fluid Engineering

International Conference on the Pneumatic Transport of Solids in Pipes (3rd : 1976 : Bath), Stephens, Herbert Simon, British Hydromechanics Research Association. Fluid Engineering

International Conference on Hydraulics, Pneumatics and Fluidics in Control and Automation (1976: Toronto), Stephens, Herbert Simon, Hemmings, J. A. G., British Hydromechanics Research Association

International Symposium on Unsteady Flow in Open Channel, (1976 Newcastle-Upon-Tyne), Stephens, Herbert Simon, British Hydrodynamics Research Association. Fluid Engineering

International Conference on the Hydraulic Transport of Solids in Pipes (4th : 1976 : Banff, Alta), Stephens, Herbert Simon, British Hydromechanics Research Association. Fluid Engineering

International Gas Bearing Symposium (7th : 1976 : Churchill College, Cambridge), Stephens, Herbert Simon, British Hydromechanics Research Association. Fluid Engineering