Folder, formerly containing C2/1a–b

- EDDN/C/2/1c
- Item
- [20th c.]

Part of Papers of Sir Arthur Eddington

Archive Site Trinity College Cambridge

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Folder, formerly containing C2/1a–b

- EDDN/C/2/1c
- Item
- [20th c.]

Part of Papers of Sir Arthur Eddington

- EDDN/A/1/4
- Item
- [20th c.]

Part of Papers of Sir Arthur Eddington

Envelope, originally labelled ‘Brazil | Eclipse Expedition 1912’

- EDDN/A/2/10
- Item
- [20th c.]

Part of Papers of Sir Arthur Eddington

Envelope, labelled ‘Madeira & Eclipse at Principe | 1919’

- EDDN/A/4/10
- Item
- [20th c.]

Part of Papers of Sir Arthur Eddington

Drafts of *Fundamental Theory*, and related papers

- EDDN/B
- Class
- 1938?–1982

Part of Papers of Sir Arthur Eddington

Papers of Sir Arthur Eddington

- EDDN
- Fonds
- 1897–1982

Eddington, Sir Arthur Stanley (1882–1944), theoretical physicist and astrophysicist

- EDDN/D
- Class
- 1897–1973

Part of Papers of Sir Arthur Eddington

- EDDN/D/2
- File
- 1904–73

Part of Papers of Sir Arthur Eddington

- EDDN/D/2/6b
- Item
- [c. 4 June 1973]

Part of Papers of Sir Arthur Eddington

Letter from Judith R. Goodstein to A. Vibert Douglas

- EDDN/D/2/6a
- Item
- 4 June 1973

Part of Papers of Sir Arthur Eddington

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

Corrected proof of the title-page

- EDDN/B/1/1
- Item
- 1946

Part of Papers of Sir Arthur Eddington

- EDDN/B/1/2
- Item
- [1946]

Part of Papers of Sir Arthur Eddington

Final draft (printer’s ‘copy’)

- EDDN/B/1
- File
- 1944–6

Part of Papers of Sir Arthur Eddington

Summary of Chapters XII (second part), XIII, and XIV, with an editorial note

- EDDN/B/1/15
- Item
- [Sept. 1944 and 1946]

Part of Papers of Sir Arthur Eddington

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.

- EDDN/D/1
- File
- 1897–1944

Part of Papers of Sir Arthur Eddington

- EDDN/D/1/2
- Item
- 1898–1944

Part of Papers of Sir Arthur Eddington

- EDDN/D/1/3
- Item
- 1914–44

Part of Papers of Sir Arthur Eddington

(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.)

List of wireless talks, lectures, papers, etc., in Eddington’s hand

- EDDN/D/2/4
- Item
- [1944]

Part of Papers of Sir Arthur Eddington

List of Eddington’s examinations, degrees, scholarships, and appointments

- EDDN/D/2/5
- Item
- [c. 1944]

Part of Papers of Sir Arthur Eddington

Chapter XII: Radiation [unfinished]

- EDDN/B/1/14
- Item
- Nov. 1944

Part of Papers of Sir Arthur Eddington

§ 121. Radiation by a moving electron.

§ 122. Transition probabilities.

§ 123. Compton scattering.

§ 124. Transverse self energy of a particle.

- EDDN/B/1/12
- Item
- Sept. 1944

Part of Papers of Sir Arthur Eddington

§ 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.

Chapter XI: The Molar Electromagnetic Field

- EDDN/B/1/13
- Item
- Sept. 1944

Part of Papers of Sir Arthur Eddington

§ 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.)

- EDDN/B/1/10
- Item
- Aug. 1944

Part of Papers of Sir Arthur Eddington

§ 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.

Chapter IX: Simple Applications

- EDDN/B/1/11
- Item
- Aug. 1944

Part of Papers of Sir Arthur Eddington

§ 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.

- EDDN/B/1/9
- Item
- July 1944

Part of Papers of Sir Arthur Eddington

§ 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.

Chapter IV: Gravitation and Exclusion

- EDDN/B/1/6
- Item
- July 1944

Part of Papers of Sir Arthur Eddington

§ 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.

- EDDN/B/1/7
- Item
- July 1944

Part of Papers of Sir Arthur Eddington

§ 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.

Chapter VI: The Complete Momentum Vector

- EDDN/B/1/8
- Item
- July 1944

Part of Papers of Sir Arthur Eddington

§ 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.

Chapter I: The Uncertainty of the Reference Frame

- EDDN/B/1/3
- Item
- June 1944

Part of Papers of Sir Arthur Eddington

§ 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.

Chapter II: Multiplicity Factors

- EDDN/B/1/4
- Item
- June 1944

Part of Papers of Sir Arthur Eddington

§ 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.

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