Maria Alexandrovna, daughter of czar Alexander II of Russia, 1870s

Maria Alexandrovna, daughter of czar Alexander II of Russia, 1870s

Photographer: Carlo Bergamasco, St Petersburg, Russia

Christopher Wordsworth (Bishop of Lincoln), 1870s

Christopher Wordsworth (Bishop of Lincoln), 1870s

Photographer: John Watkins, London

Selfportrait with camera, 1912

Selfportrait with camera, 1912

Photographer: Anton Josef Trcka (Antios), Vienna

Nude (Dora Maar), Paris 1936

Nude (Dora Maar), Paris 1936 

(photogravure)

Photographer: Man Ray, Paris 

Taormina, antique Greek theatre (1910s)

Taormina, antique Greek theatre (1910s)

Photographer: F. Galifi Crupi, Taormina, Sicilia

Monument for Rudolf, only son of empress "Sisi", Corfu 1890s

Monument for Rudolf, only son of empress "Sisi", Corfu 1890s
(He died in a suicide pact with his mistress in 1889)

Photographer unknown

Arab fountain in Monreale, Sicily, 1903

Arab fountain in Monreale, Sicily, 1903 

Photographer: Wilhelm von Gloeden, Taormina 

First day of school, Cologne (Köln), 1904

First day of school, Cologne (Köln), 1904

Photographer: Peter (or Fritz) Geus, Köln  

Composer / pianist, 1946

Composer / pianist, 1946

(photogravure)

Photographer: W.G. Gamblin, Bradmore, UK

Tractorshow (ploughing) in rural USA, 1920s

Tractorshow (ploughing) in rural USA, 1920s

Photographer unknown 

Schoolchildren in postwar Germany (Ruhrgebiet), 1950s

Schoolchildren in postwar Germany (Ruhrgebiet), 1950s 

Photographer: Chargesheimer