Available portraits in the series:-

1 .ARCHIMEDES
2. GEORG CANTOR
3. RENE DESCARTES
4. EUKIEIDES(EUCLID)
5. LEONHARD EULER
6. PIERRE DE FERMAT
7. J.C.FRIEDRICH GAUSS
8. LAGRANGE
9. LAPLACE
10. LEIBNIZ
11. LADY LOVELACE
12. ISSAC NEWTON
13. PASCAL
14. PYTHAGORAS
15. ZENO OF ELEA
16. RIEMANN
17. RAMANUJAM
18. ARYABHATTA
19. VARAH MIHIR
20. BHASKARACHARYA..