Relief on the sarcophagus of Michele da Bertalia showing him lecturing medical students, at least one of whom looks asleep, c. 1328. Located in the Basilica of San Francesco in Bologna, Italy. [4264×2471]

Relief on the sarcophagus of Michele da Bertalia showing him lecturing medical students, at least one of whom looks asleep, c. 1328. Located in the Basilica of San Francesco in Bologna, Italy. [4264×2471]

Fine relief of Nectanebo I offering goods to various demons. Diabase (or black schist?) originally from the Temple of Atum at Heliopolis, 30th dynasty (reign of Nectanebo I, 380-362 BCE), Late Period. Archeological Museum of Bologna (Italy) [1660 x 1428]

Fine relief of Nectanebo I offering goods to various demons. Diabase (or black schist?) originally from the Temple of Atum at Heliopolis, 30th dynasty (reign of Nectanebo I, 380-362 BCE), Late Period. Archeological Museum of Bologna (Italy) [1660 x 1428]