september 1957

september 1957: 148 companies

1. september 1957 4 companies

2. september 1957 6 companies

3. september 1957 3 companies

4. september 1957 9 companies

5. september 1957 7 companies

6. september 1957 5 companies

8. september 1957 4 companies

9. september 1957 3 companies

10. september 1957 6 companies

11. september 1957 3 companies

12. september 1957 7 companies

13. september 1957 17 companies

15. september 1957 9 companies

16. september 1957 6 companies

17. september 1957 8 companies

18. september 1957 13 companies

19. september 1957 6 companies

20. september 1957 10 companies

21. september 1957 1 companies

23. september 1957 5 companies

25. september 1957 2 companies

29. september 1957 9 companies

30. september 1957 5 companies