Current Algebra and Phenomenological Lagrange Functions Invited Papers presented at the first international Summer School for Theoretical Physics University of Karlsruhe, (July 22-August 2, 1968) Gerhard Höhler and Atsushi Fujimori and Johann Kühn and Thomas Müller and Frank Steiner and William C. Stwalley and Joachim E. Trümper and Peter Wölfle and Ulrike Woggon