Otto Kaiser (Editor),
Wilhelmus C Delsman,
Manfried Dietrich,
Karl Hecker,
Oswald Loretz,
Walter W Muller,
Willem H Ph Roemer,
Heike Sternberg,
Walter W Müller,
Willem H Ph Römer,
and
Ahmet Ünal
Otto Kaiser (Editor),
Wilhelmus C Delsman,
Manfried Dietrich,
Karl Hecker,
Oswald Loretz,
Walter W Muller,
Willem H Ph Roemer,
Heike Sternberg,
Walter W Müller,
Willem H Ph Römer,
and
Ahmet Ünal