Gustav Hermann Fritz Riedel was a German commercial traveler and owner of a pharmaceutical plant in Berlin.

Material:
The material comprises photographs and postcards from trips to Chile (1926), Peru (1926), Bolivia (1926), Brazil, Argentina and Spain.

• 3 photo albums
• 29 photographs
• 1 offprint
• 1 single sheet
• 110 postcards
• 1 wooden object

Keywords: Bolivia, Chile, Peru, history of photography, travelogues