fully functional american vintage medical pivoting or swivel lamp salvaged from a chicago hospital radiology department. the desk or benchtop lamp is comprised of steel with original hammered metal enameled finish. the open-ended "can" contains a single porcelain socket. the ball-and-socket joint moves freely. the weighted base contains an on/off toggle switch. the lamp was fabricated by wolf inc., deer park, ny. measures 8 x 8 x 11 inches.