Bärbel Fach, Martin Fach
Oberursel,
Germany
Dr. Freerk Valentien
Stuttgart,
Germany
Edwin Vömel
Düsseldorf,
Germany
Andrea Löbmann
Salzburg,
Austria
Don Gallagher
Denver,
Colorado, United States
Georg Schneebeli
Zurich,
Switzerland
Gerhard Zähringer
Zürich,
Switzerland
Gil Rodriguez
Darien,
CT, United States
Dr. Marco G. Manetti
Firenze,
FI, Italy
Graham York
Honiton,
Devon, United Kingdom
Nigel Talbot
London,
United Kingdom
Michael Hackenberg
El Cerrito,
CA, United States