Nineteen artists open their doors for seventh annual self-guided tour along the St. George peninsula. FMI: 372-8966 or 372-6487. Free tour maps at Personal Bookshop, Thomaston; St. George Pottery (Route 131); Art Space Gallery and PDQ Photo, Rockland; in Tenants Harbor, Cod End, Granite Gardens, Harborside Market and Hedgerow Garden Center; in Port Clyde, Stonefish Antiques and  Port Clyde Gallery. Other Midcoast locations too including the Samoset Resort. July 13-15; Aug. 24-26.