1. Vikram A. Sarabhai ....................................... 5
2. Dr. Raja Ramanna ......................................... 7
3. S. K. Mitra .................................................... 9
4. Brahmagupta .............................................. 11
5. Srinivas Krishnan ........................................ 13
6. P.C. Ray ....................................................... 15
7. Subrahmanyan Chandrasekhar.................... 18
8. Benjamin Pierre Paul ................................... 20
9. Sir Jagadeesh Chandra Bose ....................... 23
10. Sir C.V. Raman ............................................ 26
11. Michael Faraday .......................................... 30
12. Alfred Nobel ................................................ 32
13. Marie Curie ................................................. 35
14. Guglielmo Marconi ...................................... 37
15. James Watt ................................................. 39
16. The Wright Brothers ................................... 42
17. Robert H. Goddard ...................................... 45
18. Alexander Graham Bell ............................... 48
19. Edward Jenner ............................................ 50
20. Rudolf Diesel ............................................... 53
21. John Dalton ................................................. 56
22. Louis Pasteur............................................... 58
23. Robert Koch................................................. 60
24. Karl Landsteiner.......................................... 62

25. Blaise Pascal ................................................ 64
26. Carolus Linnaeus ......................................... 66
27. Frederick Sanger ......................................... 68
28. Michaelson .................................................. 70
29. William Harvey ............................................ 72
30. Linus Pauling ............................................... 74
31. Rutherford................................................... 76
32. James Dewar .............................................. 78
33. William Ramsay ........................................... 79
34. Willard Libby ............................................... 80
35. Ivan Pavlov .................................................. 82
36. Willem Einthoven ........................................ 84
37. Melvin Calvin............................................... 86
38. Walter Haworth........................................... 88
39. Homi Jehangir Bhaba .................................. 90
40. Wallace Carothers ....................................... 92
41. Louis Daguerre............................................ 94
42. Heinrich Otto Wieland ................................. 96
43. Harold Urey................................................. 98
44. Michael Sedziwoj ....................................... 100
45. Al-Khwarizmi ............................................ 102
46. Ahmed Zewail ........................................... 104
47. Emil Von Behring ...................................... 106
48. Ronald Ross ............................................... 107
49. Louis de Broglie ........................................ 109
50. Niels Bohr ................................................. 111
51. Friedrich Schonbein ................................... 113
52. Atana Soff ................................................. 114
53. Panchanan Maheswari ............................... 116
54. Kamalakanth Pande ................................... 118