Harvard Arnold Arboretum This sign is 30″ wide x 8-1/2″ high, with white text carved in Black Walnut. « The Maurati Ice Box Wes & Gosia’s 1st Anniversary » About School Signs The curb appeal of the school or campus sign is very important in creating that quality first impression. A carved sign is a great way to show it. Creative Carved Signs will help you look smart and at your best Order a sign like this