REFERENCES
- Aannestad, P. A.
1975, Ap. J., 200, 30.
- Aaronson, M.
1977 (in preparation).
- Aaronson, M., Frogel, J. A., and Persson, S. E.
1977, Ap. J. (in press, Paper II).
- Aaronson, M., and Malkan, M.
1977 (in preparation).
- Alloin, D.
1973, Astr. and Ap., 27, 433.
- Andrillat, Y., Souffrin, S., and Alloin, D.
1972, Astr. And Ap., 19, 405.
- Baldwin, J. R., Frogel, J. A., and Persson, S. E.
1973, Ap. J., 184, 427.
- Becklin, E. E., Fomalont, E. B.; and Neugebauer, G.
1973, Ap. J. Letters, 181, L27.
- Becklin, E. E., Frogel, J. A., Kleinmann, D. E.,
Neugebauer, G., Ney, E. P., and Strecker, D. W.
1971, Ap. J. Letters, 170, L15.
- Danver, C. G.
1942, Ann. Lund. Obs., No. 10.
- de Vaucouleurs, G.
1961, Ap. J. Suppl., 5, 233.
- de Vaucouleurs, G. 1975, in
Stars and Stellar Systems, vol. 9, Galaxies and the Universe, ed. A. and
M. Sandage and J. Kristian (Chicago: University of Chicago Press),
p. 557.
- de Vaucouleurs, G., and de Vaucouleurs, A.
1964, Reference Catalogue of Bright Galaxies
(Austin: University of Texas Press).
- de Vaucouleurs, G., and de Vaucouleurs, A.
1972, Mem. R. A. S., 77, 1.
- de Vaucouleurs, G., de Vaucouleurs, A., and Corwin,
H. G.
1976, Second Reference Catalogue of Bright Galaxies
(Austin: University of Texas Press).
- Faber, S. M.
1972, Astr. and Ap., 20, 361.
- Faber, S. M.
1973, Ap. J., 179, 731.
- Frogel, J. A.
1971, Ph.D. thesis, California Institute of Technology.
- Frogel, J. A., Persson, S. E., Aaronson, M.,
Becklin, E. E. and Matthews, R.
1975a, presented at Tercentenary Symposium of the Royal Greenwich
Observatory.
- Frogel, J. A., Persson, S. E., Aaronson, M.,
Becklin, E. E., Matthews, R., and Neugebauer, G.
1975b, Ap. J. Letters, 195, L15.
- Frogel, J. A., Persson, S. E., Aaronson, M.,
Becklin, E. E., Matthews, R., and Neugebauer, G.
1975c, Ap. J. Letters, 200, L123.
- Gilman, R. C.
1969, Ap. J. Letters, 155, L185.
- Glass, I. S.
1973, M. N. R. A. S., 164, 155.
- Glass, I. S.
1976, ibid., 175, 191.
- Grasdalen, G. L.
1975, Ap. J., 195, 605.
- Hall, D. N. B., Aikens, R. S., Joyce, R., and
McCurnin, T. N.
1975, Ap. Optics, 14, 450.
- Heidmann, J., Heidmann, N., and de Vaucouleurs, G.
1971a, Mem. R. A. S., 75, 85.
- Heidmann, J., Heidmann, N., and de Vaucouleurs, G.
1971b, ibid. 75, 121.
- Hildebrand, R. H., Whitcomb, S. E., Winston, R.,
Stiening, R. F., Harper, D. A., and Moseley, S. H.
1977, Ap. J. (in press).
- Hoffleit, D.
1964, Catalogue of Bright Stars (3d ed.; New Haven:
Yale University Observatory).
- Holmberg, E.
1958, Medd. Lunds. Obs., Ser. 2, No. 158.
- Holmberg, E.
1969, Arkiv For Astronomi, Band 5 nr 20.
- Holmberg, E. 1975, in
Stars and Stellar Systems, vol. 9, Galaxies and the Universe, ed. A. and
M. Sandage, and J. Kristian (Chicago: University of Chicago Press),
p. 123.
- Huchra, J. P.
1977a, Ap. J. Suppl.(in press).
- Huchra, J. P.
1977b, Ap. J. (in press).
- Hulst, H. C. van de.
1949, Rech. Astr. Obs. Utrecht, 11, Part 1, 1.
- Johnson, H. L.
1966a, Ann. Rev. Astr. and Ap., 4, 193.
- Johnson, H. L.
1966b, Ap. J., 143, 187.
- Johnson, H. L. 1968, in
Stars and Stellar Systems, vol. 7, Nebulae and Interstellar Matter,
ed. B. M. Middlehurst, and L. H. Aller (Chicago: University of Chicago
Press), p. 167.
- Johnson, H. L., and Mendez, M. E.
1970, A. J., 75, 785.
- Johnson, H. L., Mitchell, R. I., Iriarte, B., and
Wisniewski, W. Z.
1966, Comm. L. P. L., No. 63.
- Joly, M.
1973, Astr. and Ap., 33, 177.
- Joly, M.
1974, ibid., 37, 57.
- Joly, M., and Andrillat, Y.
1976, Astr. and Ap., 50, 279.
- Kleinmann, D. E., and Wright, E. L.
1974, Ap. J. Letters, 191, L19.
- Larson, R. B.
1974, M. N. R. A. S., 166, 585.
- Larson, R. B.
1975, ibid., 173, 671.
- Larson, R. B.
1976, ibid., 176, 31.
- Larson, R. B., and Tinsley, B. M.
1977, Ap. J. (in press).
- Lee, T. A.
1970, Ap. J., 162, 217.
- Liebowitz, E. M.
1973, Ap. J., 186, 899.
- Malkan, M., Aaronson, M., and Kleinmann, D.
1977, Bull. A. A. S., 9, 294.
- McClure, R. D.
1969, A. J., 74, 50.
- McClure, T. D., and van den Bergh, S.
1968, A. J., 73, 313.
- Morgan, W. W.
1958, P. A. S. P., 70, 364.
- Morgan, W. W.
1959, ibid., 71, 394.
- Morgan, W. W.
1962, Ap. J., 135, 1.
- Morgan, W. W., and Mayall, N. U. V.
1957, P. A. S. P., 69, 291.
- Morgan, W. W., and Osterbrock, D. E.
1969, A. J., 74, 515.
- O'Connell, R. W.
1970, Ph.D. thesis, California Institute of Technology.
- O'Connell, R. W.
1974, A p. J. Letters, 193, L49.
- O'Connell, R. W.
1976a, ibid., 203, Ll.
- O'Connell, R. W.
1976b, Ap. J., 206, 370.
- Pacholczyk, A. G., and Tarenghi, M.
1975, Mem. Soc. Astron. Italiana, 46, 199.
- Pence, W.
1976, Ap. J., 203, 39.
- Penston, M. V., Penston, M. J., Selmes, R. A.,
Becklin, E. E, and Neugebauer, G.
1974, M. N. R. A. S., 169, 357.
- Persson, S. E., Aaronson, M., and Frogel, J. A.
1977, A. J. (in press)
- Peterson, R.
1976, Ap. J. Suppl., 30, 61.
- Rees, M. J., Silk, J. I., Weemer, M. W., and
Wickramasinghe, N. C.
1969, Nature, 223, 788.
- Rieke, G. H., and Low, F. J.
1972, Ap. J. Letters, 176, L95.
- Rood, R. T.
1972, Ap. J., 177, 681.
- Sandage, A.
1961, The Hubble Atlas of Galaxies (Washington,
D.C.: Carnegie Institution Publ. no. 618).
- Sandage, A.
1972, Ap. J., 176, 21.
- Sandage, A.
1973, ibid., 183, 711.
- Sandage, A.
1975, ibid., 202, 563.
- Sandage, A., and Tammann, G. A.
1974, Ap. J., 194, 559.
- Sandage, A., and Tammann, G. A.
1975, ibid., 196, 313.
- Searle, L., Sargent, W. L. W.; and Bagnuolo, W. G.
1973, Ap. J., 179, 427.
- Spinrad, H., Gunn, J. E., Taylor, B. J., McClure,
R. D., and Young, J. W.
1971, Ap. J., 164, 11.
- Spinrad, H., and Peimbert, M. 1975, in
Stars and Stellar Systems, vol. 9, Galaxies and the Universe, ed. A. and
M. Sandage, and J. Kristian (Chicago University of Chicago Press),
p. 37.
- Spinrad, H., Smith, H. I., and Taylor, D. J.
1972, Ap. J., 175, 649.
- Spinrad, H., and Taylor, B. J.
1971, Ap. J. Suppl., 22, 445.
- Stebbins, J., and Whitford, A. E.
1948, Ap. J., 108, 413.
- Strom, S. E., Strom, K. M., Goad, J. W., Vrba,
F. J., and Rice, W.
1976, Ap. J., 204, 684.
- Tifft, W. G.
1963, A. J., 68, 302.
- Tifft, W. G.
1973, P. A. S. P., 85, 283.
- Tinsley, B. M.
1968, Ap. J., 151, 547.
- Tinsley, B. M.
1972, Astr. and Ap., 20, 383.
- Tinsley, B. M., and Gunn, J. E.
1976, Ap. J., 203, 52.
- Tully, R. B.
1972, M. N. R. A. S., 159, 35P.
- Tully, R. B., and Fisher, J. R.
1977, Astr. and Ap., 54, 661.
- Turnrose, B. E.
1976, Ap. J., 210, 33.
- van den Bergh, S. 1975, in
Stars and Stellar Systems, vol. 9, Galaxies and the Universe, ed. A. and
M. Sandage, and J. Kristian (Chicago: University of Chicago Press),
p. 50
- van den Bergh, S.
1977, Evolution of Galaxies and Stellar Populations (New Haven: Yale
University Observatory, in press).
- Welch, G. A., and Forrester, W. T.
1972, A. J., 77, 333.
- Werner, M. W., and Salpeter, E. E.
1969, M. N. R. A. S., 145, 249.
- Whitford, A. E.
1958, A. J., 63, 201.
- Whitford, A. E.
1977, Ap. J., 211, 527.
- Williams, T. B.
1976, Ap. J., 209, 716.
- Willner, S. P., Becklin, E. E., and Visvanathan, N.
1972, Ap. J., 175, 699.
- Wilson, W. J., Schwartz, P. R., Neugebauer, G.,
Harvey, P. Becklin, E. E.
1972, Ap. J., 177, 523.
- Wood, D. B.
1966, Ap. J., 145, 36.
- Wynn-Williams, C. G., and Becklin, E. E.
1974, P. A. S. P., 86, 5.