THE EUROPEAN HYBRID SPECTROMETER - A FACILITY TO STUDY MULTIHADRON EVENTS PRODUCED IN HIGH-ENERGY INTERACTIONS by Aguilarbenitez, M, Allison, W, Bagnaia, P, Bahler, P, Barone, L, Bartl, W, Benichou, J, Bergier, A, Bettini, A, Boratav, M, Brooks, B, Bruyant, F, Dicapua, E, Castelli, E, Centro, S, Chanel, G, Checchia, P, Crennel, D, Dow, P, Duboc, J, Dykes, M, Etienne, F, Ferran, P, Fischer, C, Fruhwirth, R