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REFERENCES

  1. Abell, G.O. 1955, Pub. A.S.P., 67, 258.
  2. Arp, H.C. 1966, Ap. J. Suppl., 14, No. 123, 1.
  3. Baade, W. 1944, Ap. J., 100, 137.
  4. Baade, W. 1951, Pub. Obs. Univ. Michigan, 10, 7.
  5. Baade, W. 1963, Evolution of Stars and Galaxies, ed. C. Payne-Gaposchkin (Cambridge: Harvard University Press).
  6. Baade, W., and Hubble, E. 1939, Pub. A.S.P., 51, 40.
  7. Bacon, F. 1620, Novum Organum: numerous modern editions.
  8. Bergh, van den. 1959, Pub. David Dunlap Obs., Vol. 2, No. 5.
  9. Bergh, van den. 1960a, Ap. J., 131, 215.
  10. Bergh, van den. 1960b, ibid., p. 558.
  11. Bergh, van den. 1960c, Pub. David Dunlap Obs., Vol. 2, No. 6.
  12. Burbidge, E.M., and Burbidge, G.R. 1959, Ap. J., 130, 23.
  13. Burbidge, E.M., Burbidge, G.R., and Hoyle, F. 1963, Ap. J., 138, 873.
  14. Burbidge, G.R., Burbidge, E.M., and Sandage, A. 1963, Rev. Mod. Phys., 35, 947.
  15. Curtis, H.D. 1918, Lick Obs. Pub., Vol. 13.
  16. Curtis, H.D. 1933, Handbuch der Astrophysik, Band V/2, chap. 6.
  17. Danver, C.G. 1942, Lund Obs. Ann. Vol. 10.
  18. Eggen, O.J., Lynden-Bell, and Sandage, A. 1962, Ap. J., 136, 748.
  19. Evans, D.S. 1957, Cape Photographic Atlas of Southern Galaxies (Cape Observatory).
  20. Feast, M.W. 1964, M.N.R.A.S., 127, 195.
  21. Feast, M.W. 1968, M.N.R.A.S., 140, 345.
  22. Feast, M.W., Thackeray, A.D., and Wesselink, A.J. 1961, M.N.R.A.S., 122, 433.
  23. Freeman, K.C. 1970, Ap. J., 160, 811.
  24. Harrington, R.G., and Wilson, A.G. 1950, Pub. A.S.P., 62, 118.
  25. Hodge, P.W. 1959, Pub. A.S.P., 71, 28.
  26. Hodge, P.W. 1960, Pub. A.S.P., 72, 188.
  27. Hodge, P.W. 1966. The Physics and Astronomy of Galaxies and Cosmology (New York: McGraw-Hill Book Co.).
  28. Hodge, P.W. 1968, A.J., 73, 846.
  29. Hodge, P.W., and Hitchcock, J.L. 1966, Pub. A.S.P., 78, 79.
  30. Hodge, P.W., and Merchant, A. 1966, Ap. J., 144, 875.
  31. Hodge, P.W., and Webb, C.J. 1964, Ap. J., 140, 681.
  32. Holmberg, E. 1937, Lund Obs. Ann., No. 6.
  33. Holmberg, E. 1946, Medd. Lund. Obs., Ser. 2, No. 117.
  34. Holmberg, E. 1950, Medd. Lund. Obs., Ser. 2, No. 128.
  35. Holmberg, E. 1958, Medd. Lund. Obs., Ser. 2, No. 136.
  36. Hubble, E. 1917, Yerkes Pub. Vol. 4, Part 2.
  37. Hubble, E. 1926, Ap. J., 64, 321.
  38. Hubble, E. 1930, Ap. J., 71, 231.
  39. Hubble, E. 1932, Ap. J., 76, 44.
  40. Hubble, E. 1936, The Realm of the Nebulae (New Haven: Yale University Press).
  41. Humason, M.L., Mayall, N.U., and Sandage, A.R. 1956, A.J., 61, 97 (HMS).
  42. Johnson, H.M. 1961, Ap. J., 133, 314.
  43. Knox-Shaw, H. 1915, Helwan Obs. Bull. No. 15. p. 129.
  44. Liller, M.H. 1960, Ap. J., 132, 306.
  45. Limber, D.N. 1965, Ap. J., 142, 1346.
  46. Lindblad, B., and Langebartel, R.G. 1953, Ann. Stockholm Obs., 17, No. 6.
  47. Lundmark, K. 1926, Ark. Math. Astr. Phys., Ser. B, Vol. 19, No. 8.
  48. Lundmark, K. 1927, Medd Astr. Obs. Uppsala, No. 30.
  49. Lynden-Bell, D. 1967, M.N.R.A.S., 136, 101.
  50. Matthews, T.A., Morgan, W.W., and Schmidt, M. 1964, Ap. J., 140, 35.
  51. Morgan, W.W. 1958, Pub. A.S.P., 70, 364.
  52. Morgan, W.W. 1959, Pub. A.S.P., 71, 394.
  53. Morgan, W.W. 1971, in The Nuclei of Galaxies, ed. D. O'Connell (Vatican City: Pontifical Academy of Sciences).
  54. Morgan, W.W., and Mayall, N.U. 1957, Pub. A.S.P., 69, 291.
  55. Morgan, W.W., and Osterbrock, D.E. 1969, A.J., 74, 515.
  56. O'Connell, D.J.U. 1971, The Nuclei of Galaxies (Vatican City: Pontifical Academy of Sciences).
  57. Pacholczyk, A.G., and Weymann, R. 1968, A.J., 73, 836.
  58. Pease, F.G. 1917, Ap. J., 46, 24.
  59. Pease, F.G. 1920, Ap. J., 51, 276.
  60. Pettit, E. 1954, Ap. J., 120, 413.
  61. Randers, G. 1940, Ap. J., 92, 235.
  62. Reaves, G. 1956, A.J., 61, 69.
  63. Reinmuth, K. 1926, Veroff. Sternw. Heidelberg, Vol. 9.
  64. Reiz, A. 1941, Lund Obs. Ann., Vol. 9.
  65. Reynolds, J.H. 1920a, Observatory, 43, 377.
  66. Reynolds, J.H. 1920b, M.N.R.A.S., 80, 746.
  67. Reynolds, J.H. 1927a, Observatory, 50, 185.
  68. Reynolds, J.H. 1927b, Observatory, p. 308.
  69. Sandage, A. 1954, Carnegie Yrbk., No. 55, p. 23.
  70. Sandage, A. 1961, Hubble Atlas of Galaxies (Washington: Carnegie Institution of Washington), Pub. 618.
  71. Sandage, A. 1963, Ap. J., 138, 863.
  72. Sandage, A. 1969, Ap. J., 157, 515.
  73. Sandage, A. 1971, in The Nuclei of Galaxies, ed. D. O'Connell (Vatican City: Pontifical Academy of Sciences), p. 601.
  74. Sandage, A. 1973, Ap. J., 180, 687.
  75. Sandage, A., Freeman, K.C., and Stokes, N.R. 1970, Ap. J., 160, 831.
  76. Sandage, A., and Tammann, G.A. 1974, Ap. J., a series of six papers.
  77. Seares, F. 1916a, Proc. Nat. Acad. Sci., 2, 553.
  78. Seares, F. 1916b, Pub. A.S.P., 28, 123.
  79. Sersic, J.L. 1966, Zs.f. Ap., 64, 202.
  80. Sersic, J.L. 1968, Atlas de Galaxias Australes (Cordoba, Argentina: Observatorio Astronomico Universidad Nacional de Cordoba).
  81. Seyfert, C.K. 1943, Ap. J., 97, 28.
  82. Shapley, H. 1928, Harv. Bull., 849.
  83. Shapley, H. 1938a, Bull. Harv. Coll. Obs., No. 908.
  84. Shapley, H. 1938b, Nature, 142, 715.
  85. Shapley, H. 1950, Pub. Obs. Univ. Michigan, 10, 79.
  86. Shapley, H. 1961, Galaxies (Cambridge: Harvard University Press), p. 22.
  87. Shapley, H., and Ames, A. 1932, Harv. Ann. Vol. 88, No. 2.
  88. Shapley, H., and Paraskevopoulos, J.S. 1940, Proc. Nat. Acad. Sci. USA, 26, 31.
  89. Spitzer, L., and Baade, W. 1951, Ap. J., 113, 413.
  90. Toomre, A., and Toomre, J. 1972, Ap. J., 178, 623.
  91. Vaucouleurs, G. de. 1948, Ann. d'Ap., 11, 247.
  92. Vaucouleurs, G. de. 1953, M.N.R.A.S., 113, 134.
  93. Vaucouleurs, G. de. 1954, Observatory, 74, 23.
  94. Vaucouleurs, G. de. 1955a, A.J., 60, 126.
  95. Vaucouleurs, G. de. 1955b, ibid., p. 219.
  96. 1956, Mem. Commonwealth Obs. (Mount Stromlo), Vol. 3, No. 13.
  97. Vaucouleurs, G. de. 1958, Ap. J., 128, 465.
  98. - 1959a, Handbuch der Physik (Berlin: Springer-Verlag), 53, 275.
  99. Vaucouleurs, G. de. 1959b, Ap. J., 130, 728.
  100. Vaucouleurs, G. de. 1962, ibid., 136, 107.
  101. - 1963a, ibid., 138, 934.
  102. - 1963b, Ap. J. Suppl., 8, 31.
  103. - 1964, Ap. J., 139, 899.
  104. Vaucouleurs, G. and A. de. 1964, Reference Catalogue of Bright Galaxies (Austin: University of Texas).
  105. Vorontsov-Velyaminov, B.A. 1959, Atlas and Catalogue of Interacting Galaxies (Moscow: Sternberg Institute, Moscow State University).
  106. - 1965, Soviet Astr. - A.J, 8, 649 [Astr. Zh., 41, 814, 1964].
  107. - 1966, ibid., 10, 184 [Astr. Zh., 43, 231].
  108. Vorontsov-Velyaminov, B.A., Krasnogorskaja, A., and Arkipova, V.P. 1962, Morphological Catalog of Galaxies (Moscow), Vol. 1.
  109. - 1963, ibid., Vol. 2.
  110. - 1964, ibid., Vol. 3.
  111. - 1968, ibid., Vol. 4.
  112. Wilson, A.G. 1955, Pub. A.S.P., 67, 27.
  113. Wolf, M. 1908, Pub. Ap. Inst. Konig. Heidelberg, Vol. 3, No. 5.
  114. Woltjer, L. 1959, Ap. J., 130, 38.
  115. Zwicky, F. 1956, Ergebn. exakt. Naturw. 29, 344.
  116. - 1959, Handbuch der Physik (Berlin: Springer-Verlag), 53, 373.

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