prof. Wojciech Debski e-mail address: debski@igf.edu.pl phone: +48(22)6915734 Department Head, Numerical Methods personal web page prof. Edward Perchuc e-mail address: per@igf.edu.pl phone: +48(22)6915776 Deep Earth Structure Danuta Cerlica phone: +48(22)6915782 Office dr Boguslaw Domanski e-mail address: bogdan@igf.edu.pl phone: +48(22)6915773 Researcher, Mining seismicity mgr Barbara Guterch e-mail address: bguterch@igf.edu.pl phone: +48(22)6915778 Historical seismicity, bulletins mgr Anita Zych-Kotwicka e-mail address: anitazych@igf.edu.pl phone: +48(22)6915775 mgr Artur Kotwicki e-mail address: artur@igf.edu.pl phone: +48(22)6915709

dr Grzegorz Kwiatek e-mail address: gregus@igf.edu.pl personal web page on leave dr Grzegorz Lizurek e-mail address: lizurek@igf.edu.pl phone: +48(22)6915709 Researcher mgr Blanka Nita e-mail address: blankan@igf.edu.pl phone: +48(22)6915707 Researcher mgr Lukasz Rudzinski e-mail address: rudzin@igf.edu.pl phone: +48(22)6915709 Ewa Tomaszewska e-mail address: ep@igf.edu.pl phone: +48(22)6915708 Seismological Bulletin Pawel Wiejacz e-mail address: pwiejacz@igf.edu.pl phone: +48(22)6915774 Data acquisition, c/o of observatories