MDF Sprague Rappaport Dual Head Stethoscope with Adult, Pediatric, Infant Convertible chestpiece - All Black (MDF767-BO) : Industrial & Scientific - Amazon.com
Amazon.com: MDF Sprague Rappaport Dual Head Stethoscope with Adult, Pediatric, and Infant Convertible chestpiece - Royal Blue (MDF767-10) : Industrial & Scientific