| Secretary’s office: | Agnieszka Chrzanowska |  |
tel/ fax - 16/622 07 80 |  |
greymetal@op.pl | |
| Technical consultation: | Zbigniew Polit |  |
+48 504 196 894 | |
greymetal@op.pl | |
| Materials and accessories: | Wiesław Chojnacki | |
+48 506 158 932 | |
wiesiek@hedpes.pl | |
| English-speaking person: | Korneliusz Polit | |
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kornp@poczta.onet.pl | ||
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