1950
地下水道 Kanal 1957
1950
1960
1990
2010
1990
1950
1920
1980
2020
1940
1960
2000
1990
1960
1960
1990
2000
1990
1980
1980
1980
1980
1980
1980
1980
1980
1980
1980
1980
1980
1980
1980
1980
1980
1980
1980
1980
1980