1890/1891 Beduinenlager in Deutschland

CDVs:

Very likely these are fotos of the group during their stay in Germany. The man with the white beard on the first picture(s) of both series seems to be the same person:

the “Beduinenlager in Deutschland” is likely the same as “Ernst Pinkert’s Beduinenlager” and the “Caravane Egyptienne”.