free entrance - closed
22.1 - 7.2 1982
31.10 - 29.11 1981
6.11 - 29.11 1981
20.10 - 25.10 1981
15.10 - 18.10 1981
4.9 - 11.10 1981
16.5 - 21.6 1981
20.3 - 3.5 1981
