Square and compasses
The best-known emblem of the Craft appears at the center of our artwork and in the Lodge mark. The square calls to mind honest conduct; the compasses suggest self-restraint and care in how we treat others.
The imagery in our Lodge artwork recalls the tools, stories, and ideals that Masons study together.

Freemasonry uses familiar objects from the builder’s craft to invite reflection on character and conduct. The meanings below are brief introductions; Brothers continue learning through the degrees and Lodge education.
The best-known emblem of the Craft appears at the center of our artwork and in the Lodge mark. The square calls to mind honest conduct; the compasses suggest self-restraint and care in how we treat others.
The letter G is commonly understood to represent God and Geometry. It reminds Masons of faith in a Supreme Being and of geometry’s importance to the ancient craft of building. Often placed within the Square and Compasses, it connects spiritual belief with the tools and lessons of the builder’s craft.
The gavel, level, plumb, and trowel turn the language of building into lessons for daily life. They suggest shaping one’s character, acting uprightly, meeting others fairly, and strengthening friendship.
Pillars connect Masonic symbolism to the story of King Solomon’s Temple. Columns in Masonic art also evoke wisdom, strength, and beauty—the qualities associated with building a sound life and Lodge.
The sun and moon in our artwork suggest regularity and constancy. A blazing star is often used in Masonic art to represent light or knowledge.
At Lillian Lodge, the open book is the Holy Bible, known in Masonry as the Volume of the Sacred Law. Alongside the Square and Compasses, it points to the moral and spiritual commitments Masons bring to their work. Other Masonic traditions may use a sacred text appropriate to their members’ faiths.
Though not pictured in this artwork, the apron is an important emblem of a Mason. Its roots in the protective clothing of working stonemasons connect today’s symbolic lessons to the craft’s history.
Symbolic details and interpretations can vary among Masonic traditions. This page is a public introduction to the images, rather than a description of Lodge ritual.