all
- Prussian transport company, 19th century
- Italian art museum, Florence, collection from 16th century to present
- Italian photographer, 1822-1881
- Berlin-based slide manufacturer
- German photographer and slidemaker who worked for the Staatliche Museen in Berlin
- German photographic printing company, active 1894-1921
- Italian photography studio and publisher, 1854-1920
- German lantern slide and photograph vendor, ca. 1890s-1950s
