Dovetail joint box work. It offers the strength found in the dovetail joint but is totally hidden from both outside faces by forming the outer edge to meet at a 45-degree angle while hiding the dovetails internally within the joint. The mitred corner dovetail joint is very similar in design, but it has just a single dovetail and is used for picture frames and other similar joins. The secret double-lapped dovetail is similar to the secret mitred dovetail, but presents a very thin section of end grain on one edge of the joint. Used for carcass and box construction to hide the
Mitre other such items as the sakkos (Imperial dalmatic) and epigonation, the mitre came to signify the temporal authority of bishops (especially that of the Patriarch of Constantinople) within the administration of the "Rum millet" (i.e., the Christian community) of the Ottoman Empire. The mitre is removed at certain solemn moments during the Divine Liturgy and other services, usually being removed and replaced by the protodeacon. The use of the mitre is a prerogative of bishops, but it may be awarded to archpriests, protopresbyters and archimandrites. The priestly mitre is not surmounted by a cross, and is awarded at the discretion