Lectures on quantum field theory, by P. A. M. Dirac.

Contents 1. Relationship of the Heisenberg and Schrodinger Pictures 2. Basic Quantum Concepts: Hilbert-Space Case 3. Basic Quantum Concepts: General Case 4. The Fock Representation 5. Second Quantization: Bosons 6. Second Quantization: Fermions 7. A Model Hamiltonian 8. Value of the Classical Theory 9. The Scalar Field 10. The Scalar Field: Relativistic Invariance 11. The Electron Field 12. The Electron Field: Relativistic Invariance 13. Fields with Interaction: Relativistic Invariance 14. Constraints 15. The Electromagnetics Field without Charges 16. Quantum Electrodynamics 17. Solution of the Heisenberg Equations of Motion: General 18. Solution of the Heisenberg Equations of Motion: Quantum Electrodynamics 19. Normal Ordering 20. The Energy Change 21. Cutoffs 22. Case of No Static Field 23. Mass Renormalization 24. The Anomalous Magnetic Moment 25. The Lamb Shift: Preliminary 26. The Lamb Shift: Vacuum-Polarization Term 27. The Lamb Shift: Relativistic Term 28. The Lamb Shift: Nonrelativistic Term 29. The Lamb Shift: Total 30. The Coulomb Force 31. The General Physical Interpretation 32. Relationship of the Present Field Theory to the Usual One