Imperial diptych offerings to the emperor. However, the fact that the Barberini ivory was almost certainly not a diptych, but some kind of imperial icon without a second panel is a serious argument against the existence of the imperial diptych type. The two panels representing the empress Ariadne, in the Bargello in Florence and the Kunsthistorisches Museum in Vienna, also belong to the hypothesied imperial diptych type. They are the only central panels of such a diptych (other than the Barberini ivory) to survive, since all other fragments of such diptychs are from side panels. Imperial diptych In Late Antiquity, an imperial
Imperial Valley in 2012 Synthetic Genomics bought an 81 acre site in the Imperial Valley to produce algae fuel with their engineered algae strains, as well as other algae products such as food. The Imperial and Mexicali Valleys share a common international bond of both American and Hispanic cultures. On the U.S. side, the majority of residents are of Mexican-American or Latino heritage, while the Mexican side has been greatly influenced by American culture by the U.S. for many decades. The entire valley has multi-racial representation of Africans, Europeans, east and south Asians, and Native Americans. As of the census of 2000,