| 1 | Content | Abdullah, Freres (active 1870-1890s) - Photographers A - Old Photographic Abdullah, Freres (active 1870-1890s) - Photographers A Three Ottoman Armenian brothers Vhichen (1820–1902), Hovsep (1830–1908) and Kevork Abdullah (1839–1918) who ran a profitable studio in Constantinople with other locations in Cairo and Alexandria. |
| 2 | Content | Abdullah, Freres (active 1870-1890s) - Photographers A - Old Photographic Abdullah, Freres (active 1870-1890s) - Photographers A Three Ottoman Armenian brothers Vhichen (1820–1902), Hovsep (1830–1908) and Kevork Abdullah (1839–1918) who ran a profitable studio in Constantinople with other locations in Cairo and Alexandria. |
| 3 | Content | Neurdein Frères - Old Photographic Photographic Prints - Old Photographic Neurdein Frères - Old Photographic Photographic Prints Neurdein Frères Exposition Universelle 1900 Paris Etienne Neurdein Louis Neurdein were brothers who had a photography studio at 52 Avenue de Breteuil, in Paris, France. salt, albumen, carbon and bromi |