Appellate Courthouse New York, New York BCA was conservation consultant to sister company Archa Technology, Ltd. during their restoration of the over 20 elaborate sculptures. Materials: Stone Related services: Field Testing, Lab Testing BCABCA New YorkBCA New EnglandBCA SouthPortfolio: Stone Albany D&H Bronx Zoo Charles Street Jail Heinrich Heine Fountain New York Botanical Garden Ralston Cider Mill U.S. Custom House, Portland