In his reflections on painting. Diderot as a theoretician of fine arts explains that the painter must respect the unity of time and place for the paintings to be thematically and aesthetically solid. However. the unities present a problem for Diderot when he attempts to describe specific paintings in his accounts of painting exhibitions. https://www.roneverhart.com/Western-Digital-Ultrastar-DC-HC550-WUH721816ALE6L0-0F38460-16TB-7-2K-RPM-SATA-6Gb-s-512e-ISE-3-5in-Hard-Drive/