Masonic Freemason Ceramic Ashtray with Compass Ruler “G” Vintage

Vintage Masonic Freemason ceramic ashtray with signature "compass ruler G" image. The compass represents the relationship between the individual and society. The Letter G: The letter G is often seen in the center of the square and compass symbol. It stands for geometry, the basis for stonemasonry—and, symbolically, for modern Freemasonry. (source - Wikipedia)