Integrated vessel model with four jars 664-610 B.C. Late Period, Saite Integrated model vessels, that is, several small vessels on a slab created as a unit, were found in tombs of Dynasty 26 and perhaps early Dynasty 27 tombs. The vessels on a given slab were of one type, but different slabs or tables might hold different types of vessels, from beakers, to rounded nemset jars, to others. These heavy-bottomed jars of lead may represent deshret jars; these normally had rounded bottoms but may have been flattened here to fit on a slab. Faience is the most frequent material, but stone and a few other metal examples are known. Although long mysterious and variously classified and named, a recent study has collected these integrated model vessels and proposes that they are models invented in the Late Period to represent the sets of jars that are visible in representations of Opening of the Mouth ceremonies in New Kingdom tomb paintings (see Pairy's painting 35.101.3, far left of the lower re