Mark
The appropriate jewel of a Mark Master. They are made of gold, silver, or copper and must depict the form of a keystone. On the obverse or front surface, the device or "mark" selected by the owner must be engraved within a circle composed of the following letters: H.T.W.S.S.T.K.S. On the reverse, the name of the owner, the name of his Chapter, and the date of his advancement, may be inscribed.
See also: Penny
~~ooOoo~~
This page is adapted from the Glossary at Phoenixmasonry — Used with permission.