Opening Address.- Opening Address.- The CERN Low Energy Antiproton Facility.- The CERN p? Complex and Present Status and Future Developments of the Antiproton Accumulator.- Construction of the Lear Facility: Status Report.- Phase-Space Cooling Techniques and Their Combination in Lear.- Ultraslow Extraction (Status Report).- The Lear Experimental Areas.- Some Limitations in Lear.- Low Energy Antiproton Physics and the Lear Experimental Programme.- Protonium and Other Exotic p?-Atoms.- The Atomic Cascade in p?p and Implications for p?p Annihilations at Rest.- Protonium Spectroscopy and Identification of P-Wave And S-Wave Initial States of pp? Annihilations at Rest with the Asterix Experiment at Lear.- PS174, Precision Survey of X-Rays from P?P (P?D) Atoms Using the Initial Lear Beam - Problems and Their Solutions.- The Cyclotron Trap: Status of Preparation and Planned Experiments (PS 175).- X-Ray Spectroscopy of p? Hydrogen in the Cyclotron Trap.- Effects of the Inelastic Channels and Quark Configurations in pp? and K-p Atoms.- The Nuclear Level Shift of Proton-Antiproton Atom.- Pressure Dependence of X-Ray Yields in Protonium.- Special "Sum Rules" for the X-Rays Yield from Protonium.- Nucleon-Antinucleon Annihilation at Low Energies.- Meson Resonances and Glueballs: Theoretical Review and Relevance to PP? at Lear.- pp? in Quark Model.- A Review of N?N Annihilation Potentials at Low Energies and the Shifts and Widths of p?-Nucleus Atomic Bound States.- The Annihilation of Quasinuclear Baryonium with Nonzero Angular Momenta.- (qq?) Spectroscopy and Search for Glueballs, Baryonia and other Boson Resonances in p?p Annihilations at Rest with the Asterix Experiment at Lear.- Investigations on Baryonium and Other Rare pp? Annihilation Modes Using High-Resolution ?° Spectrometers (PS182).- Search for Bound N?N States Using a Precision Gamma and Charged Pion Spectrometer at Lear(PS183).- pp? Annihilation at Rest in the One Meson Exchange Model: Application to the Asterix Experiment.- Role of Isospin in pp? Annihilation.- Electromagnetic form Factors of the Proton in the Time Like Region.- Vector Meson Spectroscopy in PP? ? e+e- X.- Precision Measurements of the Electromagnetic form Factors of the Proton in the Time-Like Region and Detailed Vector Meson Spectroscopy.- The PS 170 Central Detector.- A Five Pole Fit to the Proton and Neutron Electromagnetic form Factors and its Implications for the Reaction n?n?e+e-.- A New Measurement of pp? Excitation Functions.- Search for Structure in the PP? Annihilation Cross-Section in the S Region.- NN? Forces and Annihilation in the Potential Approach.- Applications of Dispersion Relations to Protonantiproton Scattering.- NN? Interaction in a Three Dimensional Relativistic Equation.- Status Report on Experiment PS172: p?p Total Cross: Section and Spin Effects in p?p + K+K-, ?+?- and p?p.- Measurement of pp? Cross-Sections at Low p? Momenta.- Spin-Dependence in NN? at Low Energy.- Spin-Effects in P-P? Scattering.- A Polarized Antiproton Beam at LEAR.- Study of Antineutron Production at LEAR.- Calculations of p?p ? Y?Y Near Threshold.- A Study of the p?p ? Y?Y Reaction at Threshold Using Lear.- Hyperon- and Antihyperon-Nucleon Scattering at LEAR.- Antiproton - Nucleus Interactions.- Quark-Gluon Plasma in p?- Annihilation on Nuclei.- On Possible Existence of Close-to-Threshold Level in the p?d System.- Antiproton Interaction with Light Nuclei.- What Can an Antiproton and a Nucleus Learn from Each Other?.- The Annihilation of Low-Energy Antiprotons in Nuclei.- Vacuum Polarization Corrections and Fine Structure in Antiprotonic Atoms.- Physics with Antiprotonic Atoms.- A Search for Heavy Hypernuclei at LEAR (PS 177).- Advanced Developments.- Theory of Electron Cooling in a Magnetic Field.- The Electron Cooling Device for LEAR.- High-Energy Electron Cooling at Lear pp?-Collider.- Measurements of Angular Distributions of Degraded Protons in Thick Absorbers.- A Small Deceleration Ring for Extra Low Energy Antiprotons (ELENA).- The Medicyc Cyclotron as a Temporary Decelerator for LEAR.- Co-Rotating Beams of Antiprotons and H- in LEAR and High Resolution Spectroscopy of pp? Atoms in Flight.- Production of and Experimentation with Antihydrogen at LEAR.- Internal Targets for LEAR.- A Clustered H2 Beam.- Internal Hydrogen or Solid Targets and Polarization Experiments at LEAR.- Comment on the Feasibility of Antiproton Polarization in LEAR by Means of the Transverse Stern-Gerlach Effect.- The Decays of Heavy Quarkonium as a Test of QCD.- Experimental Possibility of Charmonium and Bottonium Spectroscopy.- LEAR, Double-LEAR, Super-LEAR as Colliders.- New Ideas and Suggestions for Extensions of LEAR Experiments.- Test of the Non Separability of the K°K?° System.- Strong and Weak CP Violation at LEAR.- High Precision P-P? Mass Comparison.- A Penning Trap to Store Antiprotons.- A Possibility to Determine the p?H- Mass Difference with Stored and Cooled P? and H- Beams in LEAR.- On the Measurement of the Antineutron Mass.- Antiprotonic Atoms and Long Range Hadronic Interactions.- Angular Correlation between Annihilation Products and K? X Ray in pp? Annihilation at Rest.- High Resolution Study of p? - Atoms with a Focussing Crystal Spectrometer at LEAR.- pp? ? ?? at LEAR.- P?P Annihilation in Flight at LEAR.- Further Possibilities for Measurements on the p?p-System Using the Cyclotron Trap.- The Extraction of Low Energetic Antiprotons Out of a Cyclotron Trap.- Measurement of the p? Annihilation Cross-Section at Very Low Energy.- The Internal Pair Production as a Sensitive Tool for the Detection of Baryonium States.- Search for Baryonium by High Resolution Measurement of p?p Elastic Differential Cross Section and Analysing Power from 250 MeV/c to 700 MeV/c.- Threshold Studies at LEAR.- Could Antiprotons be Used to Get a Hot, Dense Plasma?.- Antiproton Annihilation in Nuclear Matter: Multipion-Nucleus Interactions and Exotic Phenomena.- On Some Specific Features of the p? Interaction with 9Be.- The Use of Antiproton Beams to Study Collision Phenomena in Gases and Solids, Together with Channeling Effects.- Antideuterons at LEAR.- Concluding Remarks.

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