BER, Andrzej, Department of Geological Mapping, Polish Geol Institute, Rakowiecka 4, Warsaw, 00-975, Poland, ZELÈS, Vitâlijs, Department Geography, Univ of Latvia, 19 Rainis Blvd, Riga, LV-1586, Latvia, JAKOBSEN, Peter R., Department of Quaternary and Marine Geology, Geol Survey of Denmark and Greenland, Thoravej 8, Copenhagen, 2400, Denmark, KALM, Volli, Department Biology @ Geography, Univ of Tartu, Vanemuise, Tartu, 2400, Estonia, MATOSHKO, Andrei V., Institute of Geography of NANU, Vladimirskaya 44, Kyiv, 01034, Ukraine, KARABANOV, Alexander, Academy of Sciences of Belarus, Institute Geol Sciences, Zhodinskaya 7, Minsk, 220141, Belarus, NÝVLT, Daniel, Department of Quaternary Geology, Czech Geol Survey, Klárov 3, Praha 1, 118 21, Czech Republic, ZAGORODNYKH, Vitaly A., Kaliningradian Hydrogeological Expedition, 80 Lenina Str, Kaliningradian District, Gusev, 236030, Russia, BITINAS, Albertas, Department Quaternary Geology, Geol Survey of Lithuania, S. Konarskio 35, Vilnius, 2600, Lithuania and STEPHAN, Hans J., Landesamt fur Natur und Umwelt - Abt. Geologie, Boden- Hamburger Chaussee 25, Flintbek, 24220, Denmark, aber@pgi.waw.pl, aber@pgi.waw.pl