Bronze strigil used to cleanse the body, with concave and curved spoon, tin plate handle and decoration with birds on the sides of a palm, Pompeii,...
Bronze strigil used to cleanse the body, with concave and curved spoon, tin plate handle and decoration with dancing satyr, Pompeii, Campania, Italy....
Italy, Rome. Temple of Divus Romulus. Circular building with concave facade. 4th century. Via Sacra, Roman Forum.
Engraving depicting a concave mirror. The diagram showing the virtual focus when the light source is inside the principal focus. Dated 19th Century.
Engraving depicting a concave mirror. The diagram showing the virtual focus when the light source is inside the principal focus. Dated 19th Century.
