Mobile patent-medicine clinic April 8, 2018 RWhitcomb-editor Work by Stephen Martin in his joint show with Sorin Bica, "Identity,'' at Fountain Street Fine Art, Boston, through April 29.The gallery says that Mr. Martin "is a mixed-media artist and sculptor who works primarily with antique photos and found objects to fashion unique human stories. His work is about reclamation; while he incorporates found objects to form the 'ground' of the pieces, the figurative element is of primary importance.