Laura Massey
London,
United Kingdom
Guillermo Sanchez Martinez
Pamplona,
Spain
D. (Dieter) R. Duncker
Breda,
Netherlands
Dr. Karl Böker
Bielefeld,
Germany
Eugene L. Vigil, Ph.D.
Lynden,
WA, United States
Franz Siegle
TÜBINGEN,
Germany
Fritz-Dieter Söhn
Marburg,
Germany
Gerhard Gruber
Heilbronn,
Germany
Gertrud Thelen
Baden-Baden,
Germany
Klaudia Ketz
Münster,
Germany
Hugo Wetscherek
Wien,
Austria