VERBRUGGEN, L. C. (528 Netherlands, guarantor), Y. H. WANG (528 Netherlands), S. H. ARMENIAN (840 United States of America), M. J. EHRHARDT (840 United States of America), H. J. H. VAN DER PAL (528 Netherlands), E. C. VAN DALEN (528 Netherlands), J. W. VAN AS (528 Netherlands), E . BARDI (40 Austria), K. BAUST (276 Germany), C. BERGER (250 France), E. CASTAGNOLA (380 Italy), K. A. DEVINE (840 United States of America), J . GEBAUER (276 Germany), J. G. MARCHAK (840 United States of America), A. W. GLASER (826 United Kingdom of Great Britain and Northern Ireland), A. H. GROLL (276 Germany), G. M. HAEUSLER (36 Australia), J. DEN HARTOGH (528 Netherlands), R. HAUPT (380 Italy), L. HJORTH (752 Sweden), M. KATO (392 Japan),
Tomáš KEPÁK (203 Czech Republic, belonging to the institution), M. M. W. KOOPMAN (528 Netherlands), T. LANGER (276 Germany), M. MAEDA (392 Japan), G. MICHEL (756 Switzerland), M. MURACA (380 Italy), P. C. NATHAN (124 Canada), S. R. VAN DEN OEVER (528 Netherlands), V. PAVASOVIC (826 United Kingdom of Great Britain and Northern Ireland), S. SATO (392 Japan), F. SCHULTE (124 Canada), L. L. SUNG (124 Canada), W. TISSING (528 Netherlands), A. UYTTEBROECK (56 Belgium), R. L. MULDER (528 Netherlands), C. KUEHNI (756 Switzerland), R. SKINNER (826 United Kingdom of Great Britain and Northern Ireland), M. M. HUDSON (840 United States of America) and L. C. M. KREMER (528 Netherlands)