Badawy, Alexander M
[Contributor];
Bakr, Mohamed
[Contributor];
Barta, Winfried
[Contributor];
Bleeker, C. Jotrco
[Contributor];
Brunner, Hellmut
[Contributor];
Guilmot, Max
[Contributor];
Hintze, Fritz
[Editor];
Kaisee, Mabtin
[Contributor];
Luft, Ulrich
[Contributor];
Merkelbach, Reinhold
[Contributor];
Moss, Rosalind
[Contributor];
Posener, Georges
[Contributor];
Vycichl, Werner
[Contributor]