Vibratory Pile Drivers 1996 Poland, Warszawa
Vibratory Pile Drivers 1999 Poland, Warszawa
Vibratory Pile Drivers 1977 Poland
Vibratory Pile Drivers 1986 Poland
Vibratory Pile Drivers 1990 Poland
Vibratory Pile Drivers 1999 Germany, Schrobenhausen, Bayern