What’s it worth? May 20, 2016 Editorial Staff Photo by Jason Kaplan Courtesy of the Cornwall Historical Society and Black Rock Fish and Game Club, John Felz brought the “Antique Roadshow” into town on May 14. Nearly 60 people brought in items for appraisal. Felz valued a whale oil lamp at about $100 to $150. Photo by Jason KaplanCourtesy of the Cornwall Historical Society and Black Rock Fish and Game Club, John Felz brought the “Antique Roadshow” into town on May 14. Nearly 60 people brought in items for appraisal. Felz valued a whale oil lamp at about $100 to $150.