THE WRIGHTS SQUAREMEN OF IRVINE INCLUDES TWO TRADE CLASSIFICATIONS BOTH LINKED BY THEIR REQUIREMENT TO USE OF A SQUARE. WRIGHTS – BEING WOODWORKERS WOULD HAVE INCLUDED SHIPWRIGHTS AND CARTWRIGHTS ALONG WITH CARPENTERS, HOWEVER NOW IS PREDOMINATELY JOINERS AND SQUAREMEN- BEING BUILDERS, MAINLY ORIGINALLY STONEMASONS, BUT NOWADAYS PREDOMINATELY BRICKLAYERS.
Entry to the craft was open to Master Wrights or Master Masons or sons of the same when after application each candidate was set an assay piece appropriate to their trade, after satisfactory examination of their assay piece.