Carlo Ponti
1880s
Castle and Bridge St. Angelo and the Tibre. Rome

Albumen print, hand-coloured
J. Paul Getty Museum
84.XU.1560.1
 
Prepared for a Megalethoscope viewer. This looks like a daytime scene but when illuminated with the viewer by adjusting flaps it can appear to be at twilight or at night.
 
LL/47067