Dovetail joint joint technique probably pre-dates written history. Some of the earliest known examples of the dovetail joint are in ancient Egyptian furniture entombed with mummies dating from First Dynasty, as well as the tombs of Chinese emperors. The dovetail design is an important method of distinguishing various periods of furniture. In Europe the dovetail joint is sometimes called a swallowtail joint, a culvertail joint, or a fantail joint. The dovetail joint is very strong because of the way the 'tails' and 'pins' are shaped. This makes it difficult to pull the joint apart and virtually impossible when glue is added. This
Mitre of Heracles; headdress of the Jewish high priest al. The "camelaucum" (Greek: καμιλαύκιον, "kamilaukion"), the headdress, that both the mitre and the Papal tiara stem from, was originally a cap used by officials of the Imperial Byzantine court. "The tiara [from which the mitre originates] probably developed from the Phrygian cap, or frigium, a conical cap worn in the Graeco-Roman world. In the 10th century the tiara was pictured on papal coins." Other sources claim the tiara developed the other way around, from the mitre. In the late Empire it developed into the closed type of Imperial crown used by