A notice is posted prominantly in the town hall by a gnome wearing a svirfneblin helm and jumper.
Find us where the machine still runs.
The insigna is recognizable to any gnome save for those with a reason NOT to recognize it as a Union Emblem. Non-gnome characters with a decent lore skill are encouraged to pester a DM and make a lore roll with a DC of said DM's choosing in order to comprehend what the insigna represents.