Dated at the Robert A. Millikan Library, California Institute of Technology.

Chapter XII [continued].

§ 125. Symbolic occupation.

§ 126. Einstein-Bose particles.

§ 127. Photons.

§ 128. Life-time of the mesotron.

Chapter XIII: Epistemological Theory.

[§§ 129–136.] As in *Proceedings of the Cambridge Philosophical Society*, vol. xl (1944), p. 37, expanded.

Chapter XIV. Summary.

§ 137. The principles of fundamental theory.

(Pasted inside the back cover is a statement of Eddington’s account with the Clarendon Press in respect of sales of Stars and Atoms during the year ending 31 Mar. 1944.)

§ 121. Radiation by a moving electron.

§ 122. Transition probabilities.

§ 123. Compton scattering.

§ 124. Transverse self energy of a particle.

§ 105. Field momentum.

§ 106. The gradient operator.

§ 107. Isostatic compensation.

§ 108. Wave equation of the hydrogen intracule.

§ 109. Solution of the wave equation.

§ 110. The interchange momentum.

§ 111. The two-frame transformation.

§ 112. Electromagnetic potentials.

§ 113. Gauge transformations (molar theory).

§ 114. Action invariants.

§ 115. Gauge transformations (microscopic theory).

§ 116. Indices of wave tensors.

§ 117. Magnetic moments.

§ 118. Magnetic moment of the hydrogen atom.

§ 119. Magnetic moment of the neutron.

(There is no § 120.)

§ 79. The *EF*-frame.

§ 80. Chirality of a double frame.

§ 81. The interchange operator.

§ 82. Duals.

§ 83. The *CD*-frame.

§ 84. Double-wave vectors.

§ 85. The 136-dimensional phase space.

§ 86. Uranoid and aether.

§ 87. The Riemann-Christoffel tensor.

§ 88. The de Sitter universe.

§ 89. The tensor identities.

§ 90. The contracted Riemann-Christoffel tensor.

§ 91. States and interstates.

§ 92. The recalcitrant terms.

§ 93. The metastable states of hydrogen.

§ 94. Neutrium and deuterium.

§ 95. Mass of the neutron.

§ 96. Double intracules.

§ 97. Comparison with field theory.

§ 98. Mass of the deuterium atom.

§ 99. Mass of the helium atom.

§ 100. The separation constant of isobaric doublets.

§ 101. Isotopic spin.

§ 102. Radii of nuclei.

§ 103. The nuclear planoid.

§ 104. Mass of the mesotron.

§ 66. Idempotency.

§ 67. Standard form of idempotent vectors.

§ 68. Spectral sets.

§ 69. Catalogue of symbolic coefficients.

§ 70. The wave identities.

§ 71. Matrix representation of *E*-numbers.

§ 72. Factorisation of *E*-numbers.

§ 73. Wave tensors of the second rank.

§ 74. Wave tensors of the fourth rank.

§ 75. Phase space.

§ 76. Relative space.

§ 77. Vectors in micro space.

§ 78. The quantum-classical analogy.

§ 34. Unsteady states.

§ 35. Under-observation.

§ 36. Structural and predictive theory.

§ 37. Physical and geometrical distribution functions.

§ 38. The weight function.

§ 39. The genesis of proper mass.

§ 40. Absolute determination of *m*0.

§ 41. Exclusion.

§ 42. The negative energy levels.

§ 43. Determination of *m*0 by exclusion theory.

§ 44. Super-dense matter.

§ 45. The degeneracy pressure.

§ 46. Uranoid and planoid.

§ 47. Interchange of extracules.

§ 48. The special planoid.

§ 49. The energy of two protons.

§ 50. Non-Coulombian energy.

§ 51. The constant of gravitation.

§ 52. Molar and nuclear constants.

§ 53. The symbolic frame.

§ 54. Miscellaneous properties of *E*-symbols.

§ 55. Equivalence and chirality.

§ 56. Rotations.

§ 57. Five-dimensional theory.

§ 58. Ineffective relativity transformations.

§ 59. Strain vectors.

§ 60. Real and imaginary *E*-symbols.

§ 61. Reality conditions.

§ 62. Distinction between space and time.

§ 63. Neutral space-time.

§ 64. Congruent spaces.

§ 65. Determinants and eigenvalues.

§ 1. The uncertainty of the origin.

§ 2. The physical origin.

§ 3. The Bernoulli fluctuation.

§ 4. The standard of length.

§ 5. Range of nuclear forces and the recession of the galaxies.

§ 6. Spherical space.

§ 7. Uranoids.

§ 8. The extraneous standard.

§ 9. Scale-free physics.

§ 10. Pseudo-discrete states.

§ 11. Stabilisation.

§ 12. Complementary fields.

§ 13. The rigid-field convention.

§ 14. Separation of field and particle energy.

§ 15. Application of scale-free systems.

§ 16. The ‘top particle’.

§ 17. Standard carriers.

§ 18. Mass-ratio of the proton and electron.

§ 19. Rigid coordinates.

§ 20. The fine-structure constant.

§ 21. The inversion of energy.

§ 22. Mutual and self energy.

§ 23. Comparison particles.