april 1966

april 1966: 17 companies

02. april 1966 1 companies

04. april 1966 2 companies

06. april 1966 1 companies

13. april 1966 2 companies

14. april 1966 1 companies

18. april 1966 2 companies

20. april 1966 2 companies

22. april 1966 1 companies

23. april 1966 1 companies

26. april 1966 1 companies

28. april 1966 2 companies

30. april 1966 1 companies