Ch. 1. Structural Aspect of Polymers -- Ch. 2. Molecular Mobility in Amorphous Solid Polymers -- Ch. 3. Non-elastic Deformation of Solid Amorphous Polymers -- Ch. 4. Theoretical Approach of Non-elastic Deformation of Solid Amorphous Polymers -- Ch. 5. Mechanical Experiments: Interpretation of Results -- Ch. 6. Physical Aging of Amorphous Polymers -- Ch. 7. Glass Transition -- Conclusion: Should there be one? -- App. A1. Simulation of Liquid-Glass Cooling: Calculation of Properties from Thermal History -- App. A2. Simulation of the Response (Deformation) for Various Mechanical Applied Stresses.