(1975)International Symposium on Lepton and Photon Interactions at High Energies Stanford International Symposium on Lepton and Photon Interactions at High Energies Stanford (Kyoto)International Symposium on Lepton and Photon Interactions at High Energies International Symposium on Lepton and Photon Interactions at High Energies Internatioal Symposium on Electron and Photon Interactions at High Energies,6th,Bonn,1973 Proceedings of the 1975 International Symposium on Lepton and Photon Interactions at High Energies,... Proceedings of the 6th Internatioanl Symposium on Electron and Photon Interactions at High Energies,Bonn,Aug.27-31,1973