344
GEORGE WALD
16. W. Oroshnik, P. K. Brown, R. Hubbard, and G. Wald, Proc. Natl Acad. Sei.
U. S. 42,578 (1956).
17. P. K. Brown and G. Wald, /. Biol. Chem. 222, 865 (1956).
18. G. Wald, P. K. Brown, and D. Kennedy, /. Gen. Physiol. 40, 703 (1956-1957).
19. R. Hubbard, Nature 181, 1126 (1958).
20. E. E. Broda, C. F. Goodeve, R. J. Lythgoe, and E. Victor, Nature 144, 709
(1939).
21. C. M. Radding and G. Wald, /. Gen. Physiol. 39, 909 (1955-1956).
22. G. Wald, P. K. Brown, and P. H. Smith, J. Gen. Physiol. 38, 623 (1954-1955).
23. G. Wald, P. K. Brown, and P. S. Brown, unpublished observations (1955-1958).
24. G. Wald and P. K. Brown, Science 127, 222 (1958).
25. F. Crescitelli, /. Gen. Physiol. 40, 217 (1956-1957).
26. E. J. Denton and F. J. Warren, Nature 178, 1059 (1956); /. Marine Biol
Assoc. United Kingdom 36, 651 (1957).
27. P. K. Brown and P. S. Brown, Nature 182, 1288 (1958).
28. E. M. Kampa, Nature 175, 996 (1955).
29. G. Wald, P. K. Brown, and P. H. Smith, Federation Proc. 13, 316 (1954).
30. G. Wald, /. Gen. Physiol. 22, 391 (1938-1939).
31. G. Wald, /. Gen. Physiol. 22, 775 (1938-1939).
32. H. J. A. Dartnall, /. Physiol. 116, 257 (1952).
33. H. J. A. Dartnall, /. Physiol. 128, 131 (1955).
34. E. M. Kampa, /. Physiol. 119, 400 (1953).
35. F. D. Collins and R. A. Morton, Biochem. J. 47, 3 (1950).
35a. F. Crescitelli, Ann. Ν.Ύ. Acad. Sei. 74, 230 (1958).
36. G. Wald, Nature 136, 913 (1935); /. Gen. Physiol 20, 45 (1936-1937).
37. E. M. Kampa, Yearbook Am. Phil Soc. p. 161 (1952).
38. F. W. Munz, Nature 181, 1012 (1958).
39. P. K. Brown and P. S. Brown, unpublished observations (1958).
40. F. W. Munz, /. Physiol 140, 220 (1958).
41. J. E. Dowling, unpublished observations (1958).
42. P. K. Brown and P. S. Brown, unpublished observations (1958).
43. G. Wald, /. Gen. Physiol. 25, 235 (1941-1942).
44. P. K. Brown, unpublished observations (1958).
45 C. D. B. Bridges, /. Physiol. 134, 620 (1956).
46 D. B. Carlisle and E. J. Denton, /. Physiol 139, 8 (1957).
47. F. W. Munz, /. Gen. Physiol. 40, 233 (1956-1957).
48. G. Weisel, Jr., Physiol Zool. 21, 40 (1948).
49. G. Wald, Biol. Bull. 91, 239 (1946).
50. F. H. Wilt, Develop. Biol 1, 199 (1959).
51. F. D. Collins, R. M. Love, and R. A. Morton, Biochem. J. 53, 632 (1953).
52. G. Wald, /. Gen. Physiol 40, 901 (1956-1957).
53. G. Wald, Science 128, 1481 (1958).
54. H. J. A. Dartnall, /. Physiol 125, 25 (1954); G. Wald, Nature 175, 390
(1955); H. J. A. Dartnall, /. Physiol 134, 327 (1956).
55. G. Wald, /. Gen. Physiol 25, 331 (1941-1942).
56. F. Crescitelli, /. Gen. Physiol 39, 423 (1955-1956).
57. W. Kühne, Untersuch, physiol. Inst. Univ. Heidelberg 1, 15 (1878).
58. F. W. Munz, Science 125, 1142 (1957).
59. G. Wald, P. K. Brown, and P. S. Brown, Nature 180, 969 (1957).
60. G. Clarke and G. K. Wertheim, Deep-Sea Research 3, 189 (1956); G. Clarke
GEORGE WALD
16. W. Oroshnik, P. K. Brown, R. Hubbard, and G. Wald, Proc. Natl Acad. Sei.
U. S. 42,578 (1956).
17. P. K. Brown and G. Wald, /. Biol. Chem. 222, 865 (1956).
18. G. Wald, P. K. Brown, and D. Kennedy, /. Gen. Physiol. 40, 703 (1956-1957).
19. R. Hubbard, Nature 181, 1126 (1958).
20. E. E. Broda, C. F. Goodeve, R. J. Lythgoe, and E. Victor, Nature 144, 709
(1939).
21. C. M. Radding and G. Wald, /. Gen. Physiol. 39, 909 (1955-1956).
22. G. Wald, P. K. Brown, and P. H. Smith, J. Gen. Physiol. 38, 623 (1954-1955).
23. G. Wald, P. K. Brown, and P. S. Brown, unpublished observations (1955-1958).
24. G. Wald and P. K. Brown, Science 127, 222 (1958).
25. F. Crescitelli, /. Gen. Physiol. 40, 217 (1956-1957).
26. E. J. Denton and F. J. Warren, Nature 178, 1059 (1956); /. Marine Biol
Assoc. United Kingdom 36, 651 (1957).
27. P. K. Brown and P. S. Brown, Nature 182, 1288 (1958).
28. E. M. Kampa, Nature 175, 996 (1955).
29. G. Wald, P. K. Brown, and P. H. Smith, Federation Proc. 13, 316 (1954).
30. G. Wald, /. Gen. Physiol. 22, 391 (1938-1939).
31. G. Wald, /. Gen. Physiol. 22, 775 (1938-1939).
32. H. J. A. Dartnall, /. Physiol. 116, 257 (1952).
33. H. J. A. Dartnall, /. Physiol. 128, 131 (1955).
34. E. M. Kampa, /. Physiol. 119, 400 (1953).
35. F. D. Collins and R. A. Morton, Biochem. J. 47, 3 (1950).
35a. F. Crescitelli, Ann. Ν.Ύ. Acad. Sei. 74, 230 (1958).
36. G. Wald, Nature 136, 913 (1935); /. Gen. Physiol 20, 45 (1936-1937).
37. E. M. Kampa, Yearbook Am. Phil Soc. p. 161 (1952).
38. F. W. Munz, Nature 181, 1012 (1958).
39. P. K. Brown and P. S. Brown, unpublished observations (1958).
40. F. W. Munz, /. Physiol 140, 220 (1958).
41. J. E. Dowling, unpublished observations (1958).
42. P. K. Brown and P. S. Brown, unpublished observations (1958).
43. G. Wald, /. Gen. Physiol. 25, 235 (1941-1942).
44. P. K. Brown, unpublished observations (1958).
45 C. D. B. Bridges, /. Physiol. 134, 620 (1956).
46 D. B. Carlisle and E. J. Denton, /. Physiol 139, 8 (1957).
47. F. W. Munz, /. Gen. Physiol. 40, 233 (1956-1957).
48. G. Weisel, Jr., Physiol Zool. 21, 40 (1948).
49. G. Wald, Biol. Bull. 91, 239 (1946).
50. F. H. Wilt, Develop. Biol 1, 199 (1959).
51. F. D. Collins, R. M. Love, and R. A. Morton, Biochem. J. 53, 632 (1953).
52. G. Wald, /. Gen. Physiol 40, 901 (1956-1957).
53. G. Wald, Science 128, 1481 (1958).
54. H. J. A. Dartnall, /. Physiol 125, 25 (1954); G. Wald, Nature 175, 390
(1955); H. J. A. Dartnall, /. Physiol 134, 327 (1956).
55. G. Wald, /. Gen. Physiol 25, 331 (1941-1942).
56. F. Crescitelli, /. Gen. Physiol 39, 423 (1955-1956).
57. W. Kühne, Untersuch, physiol. Inst. Univ. Heidelberg 1, 15 (1878).
58. F. W. Munz, Science 125, 1142 (1957).
59. G. Wald, P. K. Brown, and P. S. Brown, Nature 180, 969 (1957).
60. G. Clarke and G. K. Wertheim, Deep-Sea Research 3, 189 (1956); G. Clarke