FERGUS – Visitors to downtown Fergus will notice a new sign that harkens back to older times on the exterior side wall of I Love Chocolate.The building at 227 St. Andrew Street West was formerly the home of James Russell and Sons, a business that operated for 120 years, and its original lettering and signage had been preserved on the side wall.But it had fallen into disrepair.Wellington County Historical Society member Kathy Bouma noticed and co…