J Vermeulen (Nikhef, Amsterdam), F Constantin (Bucharest, IFIN-HH), A Gheorghe (Bucharest, IFIN-HH), E Denes (Budapest, RMKI), G Odor (Budapest, RMKI), R K Bock (CERN), J Carter (CERN), W Krischer (CERN), R McLaren (CERN), I Legrand (CERN), J Renner-Hansen (Bohr Inst.), S Fisher (Rutherford), R Middleton (Rutherford), F Wickens (Rutherford), D Belosludtsev (Dubna, JINR), N V Gorbunov (Dubna, JINR), V Karyavin (Dubna, JINR), S V Khabarov (Dubna, JINR), V Dorsing (Jena U.), A Reinsch (Jena U.), H U Zuhlke (Jena U.), K Cetnar (Cracow, INP), Z Hajduk (Cracow, INP), W Iwanski (Cracow, INP), K Korcyl (Cracow, INP), P Malecki (Cracow, INP), A Sobala (Cracow, INP), R Nobrega (Lisbon, LIFEP), J Varela (Lisbon, LIFEP), B J Green (Royal Holloway, U. of London), T Medcalf (Royal Holloway, U. of London), J Strong (Royal Holloway, U. of London), A J Wildish (Royal Holloway, U. of London), R Hughes-Jones (Manchester U.), F Klefenz (Mannheim U.), A Kugel (Mannheim U.), R Manner (Mannheim U.), K H Noffz (Mannheim U.), R Zoz (Mannheim U.), J Badier (Ecole Polytechnique), P Busson (Ecole Polytechnique), P Bitzan (Prague, Inst. Phys.), M Novak (Prague, Inst. Phys.), L Levinson (Weizmann Inst.), M Sidi (Weizmann Inst.), C Balke (Utrecht U.), J Haveman (Utrecht U.), W Lourens (Utrecht U.), A Taal (Utrecht U.), U Gensch (DESY, Zeuthen), H Leich (DESY, Zeuthen), U Schwendicke (DESY, Zeuthen), P Wegner (DESY, Zeuthen)