- John Kirby,
- Ross Day,
- Karen McKenzie,
- Mary F. Williamson,
- Winberta M. Yao,
- Valerie Frasier,
- Madeline McLeod,
- Henrik H. Sørensen,
- Woodman Taylor,
- Hiroyuki Hatano,
- Elizabeth Moore,
- John Thomson,
- Sieglinde Fraunlob,
- Alfred Willis,
- Anna Bentkowska,
- Yves Chevrefils Desbiolles,
- Eduard Isphording,
- Helene E. Roberts,
- Rossella Todros,
- Roberto Maini,
- Geert-Jan Koot,
- K. Andrea Rusnock,
- Inge Fredriksson,
- F. Javier Docampo Capilla
- , and Nikolaus Meier
Updated in this version
updated and revised
